213282550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{328127}}^1$

素因数の和:328152

約数の個数: 24

約数和(自身を含む): 427222656

約数和(自身を除く): 213940106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 328127, 656254, 1640635, 3281270, 4265651, 8203175, 8531302, 16406350, 21328255, 42656510, 106641275, 213282550]

約数ペア:

[(1, 213282550), (2, 106641275), (5, 42656510), (10, 21328255), (13, 16406350), (25, 8531302), (26, 8203175), (50, 4265651), (65, 3281270), (130, 1640635), (325, 656254), (650, 328127)]