639847536

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{129419}}^1$

素因数の和:129533

約数の個数: 40

約数和(自身を含む): 1669000320

約数和(自身を除く): 1029152784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4944, 129419, 258838, 388257, 517676, 776514, 1035352, 1553028, 2070704, 3106056, 6212112, 13330157, 26660314, 39990471, 53320628, 79980942, 106641256, 159961884, 213282512, 319923768, 639847536]

約数ペア:

[(1, 639847536), (2, 319923768), (3, 213282512), (4, 159961884), (6, 106641256), (8, 79980942), (12, 53320628), (16, 39990471), (24, 26660314), (48, 13330157), (103, 6212112), (206, 3106056), (309, 2070704), (412, 1553028), (618, 1035352), (824, 776514), (1236, 517676), (1648, 388257), (2472, 258838), (4944, 129419)]