25250401

素因数分解:

${\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 16

約数和(自身を含む): 28319616

約数和(自身を除く): 3069215

約数列:

[1, 11, 61, 121, 311, 671, 1331, 3421, 7381, 18971, 37631, 81191, 208681, 413941, 2295491, 25250401]

約数ペア:

[(1, 25250401), (11, 2295491), (61, 413941), (121, 208681), (311, 81191), (671, 37631), (1331, 18971), (3421, 7381)]