626278653

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9931}}^1$

素因数の和:9975

約数の個数: 72

約数和(自身を含む): 1236414816

約数和(自身を除く): 610136163

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1617, 1911, 3003, 4851, 5733, 7007, 9009, 9931, 21021, 29793, 63063, 69517, 89379, 109241, 129103, 208551, 327723, 387309, 486619, 625653, 764687, 903721, 983169, 1161927, 1420133, 1459857, 2294061, 2711163, 4260399, 4379571, 5352809, 6326047, 6882183, 8133489, 9940931, 12781197, 16058427, 18978141, 29822793, 48175281, 56934423, 69586517, 89468379, 208759551, 626278653]

約数ペア:

[(1, 626278653), (3, 208759551), (7, 89468379), (9, 69586517), (11, 56934423), (13, 48175281), (21, 29822793), (33, 18978141), (39, 16058427), (49, 12781197), (63, 9940931), (77, 8133489), (91, 6882183), (99, 6326047), (117, 5352809), (143, 4379571), (147, 4260399), (231, 2711163), (273, 2294061), (429, 1459857), (441, 1420133), (539, 1161927), (637, 983169), (693, 903721), (819, 764687), (1001, 625653), (1287, 486619), (1617, 387309), (1911, 327723), (3003, 208551), (4851, 129103), (5733, 109241), (7007, 89379), (9009, 69517), (9931, 63063), (21021, 29793)]