38390211

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{1931}}^1$

素因数の和:2031

約数の個数: 18

約数和(自身を含む): 56686812

約数和(自身を除く): 18296601

約数列:

[1, 3, 9, 47, 141, 423, 1931, 2209, 5793, 6627, 17379, 19881, 90757, 272271, 816813, 4265579, 12796737, 38390211]

約数ペア:

[(1, 38390211), (3, 12796737), (9, 4265579), (47, 816813), (141, 272271), (423, 90757), (1931, 19881), (2209, 17379), (5793, 6627)]