51249915

素因数分解:

$3^5\times 5^1\times {\mathrm{42181}}^1$

素因数の和:42201

約数の個数: 24

約数和(自身を含む): 92125488

約数和(自身を除く): 40875573

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 42181, 126543, 210905, 379629, 632715, 1138887, 1898145, 3416661, 5694435, 10249983, 17083305, 51249915]

約数ペア:

[(1, 51249915), (3, 17083305), (5, 10249983), (9, 5694435), (15, 3416661), (27, 1898145), (45, 1138887), (81, 632715), (135, 379629), (243, 210905), (405, 126543), (1215, 42181)]