172611145

素因数分解:

$5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{6007}}^1$

素因数の和:6840

約数の個数: 16

約数和(自身を含む): 237051648

約数和(自身を除く): 64440503

約数列:

[1, 5, 7, 35, 821, 4105, 5747, 6007, 28735, 30035, 42049, 210245, 4931747, 24658735, 34522229, 172611145]

約数ペア:

[(1, 172611145), (5, 34522229), (7, 24658735), (35, 4931747), (821, 210245), (4105, 42049), (5747, 30035), (6007, 28735)]