207951051

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{128603}}^1$

素因数の和:128631

約数の個数: 24

約数和(自身を含む): 351860544

約数和(自身を除く): 143909493

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 128603, 385809, 900221, 1414633, 2700663, 4243899, 6301547, 9902431, 18904641, 29707293, 69317017, 207951051]

約数ペア:

[(1, 207951051), (3, 69317017), (7, 29707293), (11, 18904641), (21, 9902431), (33, 6301547), (49, 4243899), (77, 2700663), (147, 1414633), (231, 900221), (539, 385809), (1617, 128603)]