669485438

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1\times {\mathrm{2543}}^1$

素因数の和:3631

約数の個数: 16

約数和(自身を含む): 1012919040

約数和(自身を除く): 343433602

約数列:

[1, 2, 139, 278, 947, 1894, 2543, 5086, 131633, 263266, 353477, 706954, 2408221, 4816442, 334742719, 669485438]

約数ペア:

[(1, 669485438), (2, 334742719), (139, 4816442), (278, 2408221), (947, 706954), (1894, 353477), (2543, 263266), (5086, 131633)]