40262187

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{12697}}^1$

素因数の和:12858

約数の個数: 16

約数和(自身を含む): 61763072

約数和(自身を除く): 21500885

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 12697, 38091, 88879, 266637, 1917247, 5751741, 13420729, 40262187]

約数ペア:

[(1, 40262187), (3, 13420729), (7, 5751741), (21, 1917247), (151, 266637), (453, 88879), (1057, 38091), (3171, 12697)]