67386417

素因数分解:

$3^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{823}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 104832576

約数和(自身を除く): 37446159

約数列:

[1, 3, 7, 21, 49, 147, 557, 823, 1671, 2469, 3899, 5761, 11697, 17283, 27293, 40327, 81879, 120981, 458411, 1375233, 3208877, 9626631, 22462139, 67386417]

約数ペア:

[(1, 67386417), (3, 22462139), (7, 9626631), (21, 3208877), (49, 1375233), (147, 458411), (557, 120981), (823, 81879), (1671, 40327), (2469, 27293), (3899, 17283), (5761, 11697)]