855331491

素因数分解:

$3^1\times 7^1\times {\mathrm{2917}}^1\times {\mathrm{13963}}^1$

素因数の和:16890

約数の個数: 16

約数和(自身を含む): 1303902464

約数和(自身を除く): 448570973

約数列:

[1, 3, 7, 21, 2917, 8751, 13963, 20419, 41889, 61257, 97741, 293223, 40730071, 122190213, 285110497, 855331491]

約数ペア:

[(1, 855331491), (3, 285110497), (7, 122190213), (21, 40730071), (2917, 293223), (8751, 97741), (13963, 61257), (20419, 41889)]