7919665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 10636920

約数和(自身を除く): 2717255

約数列:

[1, 5, 13, 37, 65, 89, 185, 445, 481, 1157, 1369, 2405, 3293, 5785, 6845, 16465, 17797, 42809, 88985, 121841, 214045, 609205, 1583933, 7919665]

約数ペア:

[(1, 7919665), (5, 1583933), (13, 609205), (37, 214045), (65, 121841), (89, 88985), (185, 42809), (445, 17797), (481, 16465), (1157, 6845), (1369, 5785), (2405, 3293)]