221821206831

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{38281}}^1$

素因数の和:38394

約数の個数: 128

約数和(自身を含む): 413960110080

約数和(自身を除く): 192138903249

約数列:

[1, 3, 7, 9, 21, 23, 27, 31, 43, 63, 69, 93, 129, 161, 189, 207, 217, 279, 301, 387, 483, 621, 651, 713, 837, 903, 989, 1161, 1333, 1449, 1953, 2139, 2709, 2967, 3999, 4347, 4991, 5859, 6417, 6923, 8127, 8901, 9331, 11997, 14973, 19251, 20769, 26703, 27993, 30659, 35991, 38281, 44919, 62307, 83979, 91977, 114843, 134757, 186921, 214613, 251937, 267967, 275931, 344529, 643839, 803901, 827793, 880463, 1033587, 1186711, 1646083, 1931517, 2411703, 2641389, 3560133, 4938249, 5794551, 6163241, 7235109, 7924167, 8306977, 10680399, 11522581, 14814747, 18489723, 23772501, 24920931, 27294353, 32041197, 34567743, 37859909, 44444241, 51028573, 55469169, 74762793, 81883059, 103703229, 113579727, 153085719, 166407507, 191060471, 224288379, 245649177, 265019363, 311109687, 340739181, 357200011, 459257157, 573181413, 736947531, 795058089, 1022217543, 1071600033, 1173657179, 1377771471, 1719544239, 2385174267, 3214800099, 3520971537, 5158632717, 7155522801, 8215600253, 9644400297, 10562914611, 24646800759, 31688743833, 73940402277, 221821206831]

約数ペア:

[(1, 221821206831), (3, 73940402277), (7, 31688743833), (9, 24646800759), (21, 10562914611), (23, 9644400297), (27, 8215600253), (31, 7155522801), (43, 5158632717), (63, 3520971537), (69, 3214800099), (93, 2385174267), (129, 1719544239), (161, 1377771471), (189, 1173657179), (207, 1071600033), (217, 1022217543), (279, 795058089), (301, 736947531), (387, 573181413), (483, 459257157), (621, 357200011), (651, 340739181), (713, 311109687), (837, 265019363), (903, 245649177), (989, 224288379), (1161, 191060471), (1333, 166407507), (1449, 153085719), (1953, 113579727), (2139, 103703229), (2709, 81883059), (2967, 74762793), (3999, 55469169), (4347, 51028573), (4991, 44444241), (5859, 37859909), (6417, 34567743), (6923, 32041197), (8127, 27294353), (8901, 24920931), (9331, 23772501), (11997, 18489723), (14973, 14814747), (19251, 11522581), (20769, 10680399), (26703, 8306977), (27993, 7924167), (30659, 7235109), (35991, 6163241), (38281, 5794551), (44919, 4938249), (62307, 3560133), (83979, 2641389), (91977, 2411703), (114843, 1931517), (134757, 1646083), (186921, 1186711), (214613, 1033587), (251937, 880463), (267967, 827793), (275931, 803901), (344529, 643839)]