489571966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{137443}}^1$

素因数の和:137595

約数の個数: 16

約数和(自身を含む): 796625424

約数和(自身を除く): 307053458

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 137443, 274886, 1786759, 3573518, 18829691, 37659382, 244785983, 489571966]

約数ペア:

[(1, 489571966), (2, 244785983), (13, 37659382), (26, 18829691), (137, 3573518), (274, 1786759), (1781, 274886), (3562, 137443)]