399182788

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1129}}^1\times {\mathrm{2389}}^1$

素因数の和:3559

約数の個数: 24

約数和(自身を含む): 718386200

約数和(自身を除く): 319203412

約数列:

[1, 2, 4, 37, 74, 148, 1129, 2258, 2389, 4516, 4778, 9556, 41773, 83546, 88393, 167092, 176786, 353572, 2697181, 5394362, 10788724, 99795697, 199591394, 399182788]

約数ペア:

[(1, 399182788), (2, 199591394), (4, 99795697), (37, 10788724), (74, 5394362), (148, 2697181), (1129, 353572), (2258, 176786), (2389, 167092), (4516, 88393), (4778, 83546), (9556, 41773)]