149701816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{3947}}^1$

素因数の和:4395

約数の個数: 32

約数和(自身を含む): 306996480

約数和(自身を除く): 157294664

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 431, 862, 1724, 3448, 3947, 4741, 7894, 9482, 15788, 18964, 31576, 37928, 43417, 86834, 173668, 347336, 1701157, 3402314, 6804628, 13609256, 18712727, 37425454, 74850908, 149701816]

約数ペア:

[(1, 149701816), (2, 74850908), (4, 37425454), (8, 18712727), (11, 13609256), (22, 6804628), (44, 3402314), (88, 1701157), (431, 347336), (862, 173668), (1724, 86834), (3448, 43417), (3947, 37928), (4741, 31576), (7894, 18964), (9482, 15788)]