487604887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 620605440

約数和(自身を除く): 133000553

約数列:

[1, 7, 11, 73, 77, 223, 389, 511, 803, 1561, 2453, 2723, 4279, 5621, 16279, 17171, 28397, 29953, 86747, 113953, 179069, 198779, 312367, 607229, 954217, 1253483, 2186569, 6332531, 6679519, 44327717, 69657841, 487604887]

約数ペア:

[(1, 487604887), (7, 69657841), (11, 44327717), (73, 6679519), (77, 6332531), (223, 2186569), (389, 1253483), (511, 954217), (803, 607229), (1561, 312367), (2453, 198779), (2723, 179069), (4279, 113953), (5621, 86747), (16279, 29953), (17171, 28397)]