639736065

素因数分解:

$3^2\times 5^1\times {\mathrm{2267}}^1\times {\mathrm{6271}}^1$

素因数の和:8549

約数の個数: 24

約数和(自身を含む): 1109541888

約数和(自身を除く): 469805823

約数列:

[1, 3, 5, 9, 15, 45, 2267, 6271, 6801, 11335, 18813, 20403, 31355, 34005, 56439, 94065, 102015, 282195, 14216357, 42649071, 71081785, 127947213, 213245355, 639736065]

約数ペア:

[(1, 639736065), (3, 213245355), (5, 127947213), (9, 71081785), (15, 42649071), (45, 14216357), (2267, 282195), (6271, 102015), (6801, 94065), (11335, 56439), (18813, 34005), (20403, 31355)]