399500088

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1627}}^1$

素因数の和:2436

約数の個数: 64

約数和(自身を含む): 1077605760

約数和(自身を除く): 678105672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 787, 1574, 1627, 2361, 3148, 3254, 4722, 4881, 6296, 6508, 9444, 9762, 10231, 13016, 18888, 19524, 20462, 21151, 30693, 39048, 40924, 42302, 61386, 63453, 81848, 84604, 122772, 126906, 169208, 245544, 253812, 507624, 1280449, 2560898, 3841347, 5121796, 7682694, 10243592, 15365388, 16645837, 30730776, 33291674, 49937511, 66583348, 99875022, 133166696, 199750044, 399500088]

約数ペア:

[(1, 399500088), (2, 199750044), (3, 133166696), (4, 99875022), (6, 66583348), (8, 49937511), (12, 33291674), (13, 30730776), (24, 16645837), (26, 15365388), (39, 10243592), (52, 7682694), (78, 5121796), (104, 3841347), (156, 2560898), (312, 1280449), (787, 507624), (1574, 253812), (1627, 245544), (2361, 169208), (3148, 126906), (3254, 122772), (4722, 84604), (4881, 81848), (6296, 63453), (6508, 61386), (9444, 42302), (9762, 40924), (10231, 39048), (13016, 30693), (18888, 21151), (19524, 20462)]