15400581

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 24323328

約数和(自身を除く): 8922747

約数列:

[1, 3, 7, 21, 53, 101, 137, 159, 303, 371, 411, 707, 959, 1113, 2121, 2877, 5353, 7261, 13837, 16059, 21783, 37471, 41511, 50827, 96859, 112413, 152481, 290577, 733361, 2200083, 5133527, 15400581]

約数ペア:

[(1, 15400581), (3, 5133527), (7, 2200083), (21, 733361), (53, 290577), (101, 152481), (137, 112413), (159, 96859), (303, 50827), (371, 41511), (411, 37471), (707, 21783), (959, 16059), (1113, 13837), (2121, 7261), (2877, 5353)]