31180212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{123731}}^1$

素因数の和:123748

約数の個数: 36

約数和(自身を含む): 90076896

約数和(自身を除く): 58896684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 123731, 247462, 371193, 494924, 742386, 866117, 1113579, 1484772, 1732234, 2227158, 2598351, 3464468, 4454316, 5196702, 7795053, 10393404, 15590106, 31180212]

約数ペア:

[(1, 31180212), (2, 15590106), (3, 10393404), (4, 7795053), (6, 5196702), (7, 4454316), (9, 3464468), (12, 2598351), (14, 2227158), (18, 1732234), (21, 1484772), (28, 1113579), (36, 866117), (42, 742386), (63, 494924), (84, 371193), (126, 247462), (252, 123731)]