66127999

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 82880000

約数和(自身を除く): 16752001

約数列:

[1, 7, 19, 49, 73, 133, 139, 343, 511, 931, 973, 1387, 2641, 3577, 6517, 6811, 9709, 10147, 18487, 25039, 47677, 67963, 71029, 129409, 192793, 475741, 497203, 905863, 1349551, 3480421, 9446857, 66127999]

約数ペア:

[(1, 66127999), (7, 9446857), (19, 3480421), (49, 1349551), (73, 905863), (133, 497203), (139, 475741), (343, 192793), (511, 129409), (931, 71029), (973, 67963), (1387, 47677), (2641, 25039), (3577, 18487), (6517, 10147), (6811, 9709)]