28807372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10733}}^1$

素因数の和:10809

約数の個数: 24

約数和(自身を含む): 55902672

約数和(自身を除く): 27095300

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 10733, 21466, 42932, 118063, 236126, 472252, 654713, 1309426, 2618852, 7201843, 14403686, 28807372]

約数ペア:

[(1, 28807372), (2, 14403686), (4, 7201843), (11, 2618852), (22, 1309426), (44, 654713), (61, 472252), (122, 236126), (244, 118063), (671, 42932), (1342, 21466), (2684, 10733)]