68445

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2$

素因数の和:43

約数の個数: 30

約数和(自身を含む): 132858

約数和(自身を除く): 64413

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 351, 405, 507, 585, 845, 1053, 1521, 1755, 2535, 4563, 5265, 7605, 13689, 22815, 68445]

約数ペア:

[(1, 68445), (3, 22815), (5, 13689), (9, 7605), (13, 5265), (15, 4563), (27, 2535), (39, 1755), (45, 1521), (65, 1053), (81, 845), (117, 585), (135, 507), (169, 405), (195, 351)]