81166252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{1777}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 149849840

約数和(自身を除く): 68683588

約数列:

[1, 2, 4, 19, 38, 76, 601, 1202, 1777, 2404, 3554, 7108, 11419, 22838, 33763, 45676, 67526, 135052, 1067977, 2135954, 4271908, 20291563, 40583126, 81166252]

約数ペア:

[(1, 81166252), (2, 40583126), (4, 20291563), (19, 4271908), (38, 2135954), (76, 1067977), (601, 135052), (1202, 67526), (1777, 45676), (2404, 33763), (3554, 22838), (7108, 11419)]