31551115491

素因数分解:

$3^3\times 7^1\times {\mathrm{8609}}^1\times {\mathrm{19391}}^1$

素因数の和:28016

約数の個数: 32

約数和(自身を含む): 53428838400

約数和(自身を除く): 21877722909

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 8609, 19391, 25827, 58173, 60263, 77481, 135737, 174519, 180789, 232443, 407211, 523557, 542367, 1221633, 1627101, 3664899, 166937119, 500811357, 1168559833, 1502434071, 3505679499, 4507302213, 10517038497, 31551115491]

約数ペア:

[(1, 31551115491), (3, 10517038497), (7, 4507302213), (9, 3505679499), (21, 1502434071), (27, 1168559833), (63, 500811357), (189, 166937119), (8609, 3664899), (19391, 1627101), (25827, 1221633), (58173, 542367), (60263, 523557), (77481, 407211), (135737, 232443), (174519, 180789)]