169238420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{650917}}^1$

素因数の和:650939

約数の個数: 24

約数和(自身を含む): 382739784

約数和(自身を除く): 213501364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 650917, 1301834, 2603668, 3254585, 6509170, 8461921, 13018340, 16923842, 33847684, 42309605, 84619210, 169238420]

約数ペア:

[(1, 169238420), (2, 84619210), (4, 42309605), (5, 33847684), (10, 16923842), (13, 13018340), (20, 8461921), (26, 6509170), (52, 3254585), (65, 2603668), (130, 1301834), (260, 650917)]