1640067065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3604543}}^1$

素因数の和:3604568

約数の個数: 16

約数和(自身を含む): 2422253568

約数和(自身を除く): 782186503

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 3604543, 18022715, 25231801, 46859059, 126159005, 234295295, 328013413, 1640067065]

約数ペア:

[(1, 1640067065), (5, 328013413), (7, 234295295), (13, 126159005), (35, 46859059), (65, 25231801), (91, 18022715), (455, 3604543)]