639701754

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{10103}}^1$

素因数の和:10342

約数の個数: 32

約数和(自身を含む): 1308023424

約数和(自身を除く): 668321670

約数列:

[1, 2, 3, 6, 61, 122, 173, 183, 346, 366, 519, 1038, 10103, 10553, 20206, 21106, 30309, 31659, 60618, 63318, 616283, 1232566, 1747819, 1848849, 3495638, 3697698, 5243457, 10486914, 106616959, 213233918, 319850877, 639701754]

約数ペア:

[(1, 639701754), (2, 319850877), (3, 213233918), (6, 106616959), (61, 10486914), (122, 5243457), (173, 3697698), (183, 3495638), (346, 1848849), (366, 1747819), (519, 1232566), (1038, 616283), (10103, 63318), (10553, 60618), (20206, 31659), (21106, 30309)]