28046641

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3457}}^1$

素因数の和:3544

約数の個数: 16

約数和(自身を含む): 34303360

約数和(自身を除く): 6256719

約数列:

[1, 7, 19, 61, 133, 427, 1159, 3457, 8113, 24199, 65683, 210877, 459781, 1476139, 4006663, 28046641]

約数ペア:

[(1, 28046641), (7, 4006663), (19, 1476139), (61, 459781), (133, 210877), (427, 65683), (1159, 24199), (3457, 8113)]