2151401

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 16

約数和(自身を含む): 2643840

約数和(自身を除く): 492439

約数列:

[1, 7, 17, 101, 119, 179, 707, 1253, 1717, 3043, 12019, 18079, 21301, 126553, 307343, 2151401]

約数ペア:

[(1, 2151401), (7, 307343), (17, 126553), (101, 21301), (119, 18079), (179, 12019), (707, 3043), (1253, 1717)]