664683411

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{631}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 1026408448

約数和(自身を除く): 361725037

約数列:

[1, 3, 7, 21, 103, 309, 487, 631, 721, 1461, 1893, 2163, 3409, 4417, 10227, 13251, 50161, 64993, 150483, 194979, 307297, 351127, 454951, 921891, 1053381, 1364853, 2151079, 6453237, 31651591, 94954773, 221561137, 664683411]

約数ペア:

[(1, 664683411), (3, 221561137), (7, 94954773), (21, 31651591), (103, 6453237), (309, 2151079), (487, 1364853), (631, 1053381), (721, 921891), (1461, 454951), (1893, 351127), (2163, 307297), (3409, 194979), (4417, 150483), (10227, 64993), (13251, 50161)]