72206728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{997}}^1$

素因数の和:1837

約数の個数: 32

約数和(自身を含む): 148023360

約数和(自身を除く): 75816632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 823, 997, 1646, 1994, 3292, 3988, 6584, 7976, 9053, 10967, 18106, 21934, 36212, 43868, 72424, 87736, 820531, 1641062, 3282124, 6564248, 9025841, 18051682, 36103364, 72206728]

約数ペア:

[(1, 72206728), (2, 36103364), (4, 18051682), (8, 9025841), (11, 6564248), (22, 3282124), (44, 1641062), (88, 820531), (823, 87736), (997, 72424), (1646, 43868), (1994, 36212), (3292, 21934), (3988, 18106), (6584, 10967), (7976, 9053)]