149551748

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{691}}^1\times {\mathrm{887}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 266691264

約数和(自身を除く): 117139516

約数列:

[1, 2, 4, 61, 122, 244, 691, 887, 1382, 1774, 2764, 3548, 42151, 54107, 84302, 108214, 168604, 216428, 612917, 1225834, 2451668, 37387937, 74775874, 149551748]

約数ペア:

[(1, 149551748), (2, 74775874), (4, 37387937), (61, 2451668), (122, 1225834), (244, 612917), (691, 216428), (887, 168604), (1382, 108214), (1774, 84302), (2764, 54107), (3548, 42151)]