397664592

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{637283}}^1$

素因数の和:637307

約数の個数: 40

約数和(自身を含む): 1106325024

約数和(自身を除く): 708660432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 637283, 1274566, 1911849, 2549132, 3823698, 5098264, 7647396, 8284679, 10196528, 15294792, 16569358, 24854037, 30589584, 33138716, 49708074, 66277432, 99416148, 132554864, 198832296, 397664592]

約数ペア:

[(1, 397664592), (2, 198832296), (3, 132554864), (4, 99416148), (6, 66277432), (8, 49708074), (12, 33138716), (13, 30589584), (16, 24854037), (24, 16569358), (26, 15294792), (39, 10196528), (48, 8284679), (52, 7647396), (78, 5098264), (104, 3823698), (156, 2549132), (208, 1911849), (312, 1274566), (624, 637283)]