920291211

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{38543}}^1$

素因数の和:38935

約数の個数: 24

約数和(自身を含む): 1523258880

約数和(自身を除く): 602967669

約数列:

[1, 3, 7, 9, 21, 63, 379, 1137, 2653, 3411, 7959, 23877, 38543, 115629, 269801, 346887, 809403, 2428209, 14607797, 43823391, 102254579, 131470173, 306763737, 920291211]

約数ペア:

[(1, 920291211), (3, 306763737), (7, 131470173), (9, 102254579), (21, 43823391), (63, 14607797), (379, 2428209), (1137, 809403), (2653, 346887), (3411, 269801), (7959, 115629), (23877, 38543)]