31378879

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 36633600

約数和(自身を除く): 5254721

約数列:

[1, 7, 79, 179, 317, 553, 1253, 2219, 14141, 25043, 56743, 98987, 175301, 397201, 4482697, 31378879]

約数ペア:

[(1, 31378879), (7, 4482697), (79, 397201), (179, 175301), (317, 98987), (553, 56743), (1253, 25043), (2219, 14141)]