90857816

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{10889}}^1$

素因数の和:11051

約数の個数: 32

約数和(自身を含む): 196020000

約数和(自身を除く): 105162184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 10889, 21778, 43556, 76223, 87112, 152446, 304892, 609784, 1622461, 3244922, 6489844, 11357227, 12979688, 22714454, 45428908, 90857816]

約数ペア:

[(1, 90857816), (2, 45428908), (4, 22714454), (7, 12979688), (8, 11357227), (14, 6489844), (28, 3244922), (56, 1622461), (149, 609784), (298, 304892), (596, 152446), (1043, 87112), (1192, 76223), (2086, 43556), (4172, 21778), (8344, 10889)]