39135831

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 61329408

約数和(自身を除く): 22193577

約数列:

[1, 3, 7, 21, 61, 137, 183, 223, 411, 427, 669, 959, 1281, 1561, 2877, 4683, 8357, 13603, 25071, 30551, 40809, 58499, 91653, 95221, 175497, 213857, 285663, 641571, 1863611, 5590833, 13045277, 39135831]

約数ペア:

[(1, 39135831), (3, 13045277), (7, 5590833), (21, 1863611), (61, 641571), (137, 285663), (183, 213857), (223, 175497), (411, 95221), (427, 91653), (669, 58499), (959, 40809), (1281, 30551), (1561, 25071), (2877, 13603), (4683, 8357)]