643997472

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{216397}}^1$

素因数の和:216441

約数の個数: 48

約数和(自身を含む): 1745033472

約数和(自身を除く): 1101036000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 216397, 432794, 649191, 865588, 1298382, 1731176, 2596764, 3462352, 5193528, 6708307, 6924704, 10387056, 13416614, 20124921, 20774112, 26833228, 40249842, 53666456, 80499684, 107332912, 160999368, 214665824, 321998736, 643997472]

約数ペア:

[(1, 643997472), (2, 321998736), (3, 214665824), (4, 160999368), (6, 107332912), (8, 80499684), (12, 53666456), (16, 40249842), (24, 26833228), (31, 20774112), (32, 20124921), (48, 13416614), (62, 10387056), (93, 6924704), (96, 6708307), (124, 5193528), (186, 3462352), (248, 2596764), (372, 1731176), (496, 1298382), (744, 865588), (992, 649191), (1488, 432794), (2976, 216397)]