31189276

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 56271600

約数和(自身を除く): 25082324

約数列:

[1, 2, 4, 43, 86, 149, 172, 298, 596, 1217, 2434, 4868, 6407, 12814, 25628, 52331, 104662, 181333, 209324, 362666, 725332, 7797319, 15594638, 31189276]

約数ペア:

[(1, 31189276), (2, 15594638), (4, 7797319), (43, 725332), (86, 362666), (149, 209324), (172, 181333), (298, 104662), (596, 52331), (1217, 25628), (2434, 12814), (4868, 6407)]