31605216

素因数分解:

$2^5\times 3^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 83271888

約数和(自身を除く): 51666672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 401, 802, 821, 1203, 1604, 1642, 2406, 2463, 3208, 3284, 4812, 4926, 6416, 6568, 9624, 9852, 12832, 13136, 19248, 19704, 26272, 38496, 39408, 78816, 329221, 658442, 987663, 1316884, 1975326, 2633768, 3950652, 5267536, 7901304, 10535072, 15802608, 31605216]

約数ペア:

[(1, 31605216), (2, 15802608), (3, 10535072), (4, 7901304), (6, 5267536), (8, 3950652), (12, 2633768), (16, 1975326), (24, 1316884), (32, 987663), (48, 658442), (96, 329221), (401, 78816), (802, 39408), (821, 38496), (1203, 26272), (1604, 19704), (1642, 19248), (2406, 13136), (2463, 12832), (3208, 9852), (3284, 9624), (4812, 6568), (4926, 6416)]