71940481

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 81342720

約数和(自身を除く): 9402239

約数列:

[1, 17, 23, 79, 137, 289, 391, 1343, 1817, 2329, 3151, 6647, 10823, 22831, 30889, 39593, 53567, 183991, 248929, 525113, 910639, 3127847, 4231793, 71940481]

約数ペア:

[(1, 71940481), (17, 4231793), (23, 3127847), (79, 910639), (137, 525113), (289, 248929), (391, 183991), (1343, 53567), (1817, 39593), (2329, 30889), (3151, 22831), (6647, 10823)]