442080457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{21401}}^1$

素因数の和:21648

約数の個数: 16

約数和(自身を含む): 546521472

約数和(自身を除く): 104441015

約数列:

[1, 7, 13, 91, 227, 1589, 2951, 20657, 21401, 149807, 278213, 1947491, 4858027, 34006189, 63154351, 442080457]

約数ペア:

[(1, 442080457), (7, 63154351), (13, 34006189), (91, 4858027), (227, 1947491), (1589, 278213), (2951, 149807), (20657, 21401)]