128786165

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1\times {\mathrm{821}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 156541680

約数和(自身を除く): 27755515

約数列:

[1, 5, 137, 229, 685, 821, 1145, 4105, 31373, 112477, 156865, 188009, 562385, 940045, 25757233, 128786165]

約数ペア:

[(1, 128786165), (5, 25757233), (137, 940045), (229, 562385), (685, 188009), (821, 156865), (1145, 112477), (4105, 31373)]