664336504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{14821}}^1$

素因数の和:15271

約数の個数: 32

約数和(自身を含む): 1344651840

約数和(自身を除く): 680315336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 1724, 3448, 5603, 11206, 14821, 22412, 29642, 44824, 59284, 118568, 192673, 385346, 770692, 1541384, 6387851, 12775702, 25551404, 51102808, 83042063, 166084126, 332168252, 664336504]

約数ペア:

[(1, 664336504), (2, 332168252), (4, 166084126), (8, 83042063), (13, 51102808), (26, 25551404), (52, 12775702), (104, 6387851), (431, 1541384), (862, 770692), (1724, 385346), (3448, 192673), (5603, 118568), (11206, 59284), (14821, 44824), (22412, 29642)]