81724522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 136865664

約数和(自身を除く): 55141142

約数列:

[1, 2, 11, 22, 73, 146, 151, 302, 337, 674, 803, 1606, 1661, 3322, 3707, 7414, 11023, 22046, 24601, 49202, 50887, 101774, 121253, 242506, 270611, 541222, 559757, 1119514, 3714751, 7429502, 40862261, 81724522]

約数ペア:

[(1, 81724522), (2, 40862261), (11, 7429502), (22, 3714751), (73, 1119514), (146, 559757), (151, 541222), (302, 270611), (337, 242506), (674, 121253), (803, 101774), (1606, 50887), (1661, 49202), (3322, 24601), (3707, 22046), (7414, 11023)]