71042008

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 135594000

約数和(自身を除く): 64551992

約数列:

[1, 2, 4, 8, 107, 149, 214, 298, 428, 557, 596, 856, 1114, 1192, 2228, 4456, 15943, 31886, 59599, 63772, 82993, 119198, 127544, 165986, 238396, 331972, 476792, 663944, 8880251, 17760502, 35521004, 71042008]

約数ペア:

[(1, 71042008), (2, 35521004), (4, 17760502), (8, 8880251), (107, 663944), (149, 476792), (214, 331972), (298, 238396), (428, 165986), (557, 127544), (596, 119198), (856, 82993), (1114, 63772), (1192, 59599), (2228, 31886), (4456, 15943)]