65258217

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{42403}}^1$

素因数の和:42434

約数の個数: 20

約数和(自身を含む): 102617680

約数和(自身を除く): 37359463

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 42403, 127209, 381627, 805657, 1144881, 2416971, 3434643, 7250913, 21752739, 65258217]

約数ペア:

[(1, 65258217), (3, 21752739), (9, 7250913), (19, 3434643), (27, 2416971), (57, 1144881), (81, 805657), (171, 381627), (513, 127209), (1539, 42403)]