647177070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{303839}}^1$

素因数の和:303920

約数の個数: 32

約数和(自身を含む): 1575106560

約数和(自身を除く): 927929490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 303839, 607678, 911517, 1519195, 1823034, 3038390, 4557585, 9115170, 21572569, 43145138, 64717707, 107862845, 129435414, 215725690, 323588535, 647177070]

約数ペア:

[(1, 647177070), (2, 323588535), (3, 215725690), (5, 129435414), (6, 107862845), (10, 64717707), (15, 43145138), (30, 21572569), (71, 9115170), (142, 4557585), (213, 3038390), (355, 1823034), (426, 1519195), (710, 911517), (1065, 607678), (2130, 303839)]