1560013

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 2042880

約数和(自身を除く): 482867

約数列:

[1, 7, 13, 31, 49, 79, 91, 217, 403, 553, 637, 1027, 1519, 2449, 2821, 3871, 7189, 17143, 19747, 31837, 50323, 120001, 222859, 1560013]

約数ペア:

[(1, 1560013), (7, 222859), (13, 120001), (31, 50323), (49, 31837), (79, 19747), (91, 17143), (217, 7189), (403, 3871), (553, 2821), (637, 2449), (1027, 1519)]