28641635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{8537}}^1$

素因数の和:8614

約数の個数: 16

約数和(自身を含む): 38113632

約数和(自身を除く): 9471997

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 8537, 42685, 93907, 469535, 520757, 2603785, 5728327, 28641635]

約数ペア:

[(1, 28641635), (5, 5728327), (11, 2603785), (55, 520757), (61, 469535), (305, 93907), (671, 42685), (3355, 8537)]