388645110

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{616897}}^1$

素因数の和:616917

約数の個数: 48

約数和(自身を含む): 1154833056

約数和(自身を除く): 766187946

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 616897, 1233794, 1850691, 3084485, 3701382, 4318279, 5552073, 6168970, 8636558, 9253455, 11104146, 12954837, 18506910, 21591395, 25909674, 27760365, 38864511, 43182790, 55520730, 64774185, 77729022, 129548370, 194322555, 388645110]

約数ペア:

[(1, 388645110), (2, 194322555), (3, 129548370), (5, 77729022), (6, 64774185), (7, 55520730), (9, 43182790), (10, 38864511), (14, 27760365), (15, 25909674), (18, 21591395), (21, 18506910), (30, 12954837), (35, 11104146), (42, 9253455), (45, 8636558), (63, 6168970), (70, 5552073), (90, 4318279), (105, 3701382), (126, 3084485), (210, 1850691), (315, 1233794), (630, 616897)]