25670043

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1231}}^1$

素因数の和:1575

約数の個数: 24

約数和(自身を含む): 42538496

約数和(自身を除く): 16868453

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 1231, 2317, 2979, 3693, 6951, 8617, 11079, 20853, 25851, 77553, 407461, 1222383, 2852227, 3667149, 8556681, 25670043]

約数ペア:

[(1, 25670043), (3, 8556681), (7, 3667149), (9, 2852227), (21, 1222383), (63, 407461), (331, 77553), (993, 25851), (1231, 20853), (2317, 11079), (2979, 8617), (3693, 6951)]