9781528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 19712160

約数和(自身を除く): 9930632

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1013, 1207, 2026, 2414, 4052, 4828, 8104, 9656, 17221, 34442, 68884, 71923, 137768, 143846, 287692, 575384, 1222691, 2445382, 4890764, 9781528]

約数ペア:

[(1, 9781528), (2, 4890764), (4, 2445382), (8, 1222691), (17, 575384), (34, 287692), (68, 143846), (71, 137768), (136, 71923), (142, 68884), (284, 34442), (568, 17221), (1013, 9656), (1207, 8104), (2026, 4828), (2414, 4052)]