388331330

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{2531}}^1$

素因数の和:2834

約数の個数: 32

約数和(自身を含む): 712808640

約数和(自身を除く): 324477310

約数列:

[1, 2, 5, 10, 67, 134, 229, 335, 458, 670, 1145, 2290, 2531, 5062, 12655, 15343, 25310, 30686, 76715, 153430, 169577, 339154, 579599, 847885, 1159198, 1695770, 2897995, 5795990, 38833133, 77666266, 194165665, 388331330]

約数ペア:

[(1, 388331330), (2, 194165665), (5, 77666266), (10, 38833133), (67, 5795990), (134, 2897995), (229, 1695770), (335, 1159198), (458, 847885), (670, 579599), (1145, 339154), (2290, 169577), (2531, 153430), (5062, 76715), (12655, 30686), (15343, 25310)]