8240031

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 12458160

約数和(自身を除く): 4218129

約数列:

[1, 3, 9, 29, 87, 131, 241, 261, 393, 723, 1179, 2169, 3799, 6989, 11397, 20967, 31571, 34191, 62901, 94713, 284139, 915559, 2746677, 8240031]

約数ペア:

[(1, 8240031), (3, 2746677), (9, 915559), (29, 284139), (87, 94713), (131, 62901), (241, 34191), (261, 31571), (393, 20967), (723, 11397), (1179, 6989), (2169, 3799)]