31839405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 55703424

約数和(自身を除く): 23864019

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 2437, 2613, 4355, 7311, 12185, 13065, 31681, 36555, 95043, 158405, 163279, 475215, 489837, 816395, 2122627, 2449185, 6367881, 10613135, 31839405]

約数ペア:

[(1, 31839405), (3, 10613135), (5, 6367881), (13, 2449185), (15, 2122627), (39, 816395), (65, 489837), (67, 475215), (195, 163279), (201, 158405), (335, 95043), (871, 36555), (1005, 31681), (2437, 13065), (2613, 12185), (4355, 7311)]