305045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2$

素因数の和:69

約数の個数: 18

約数和(自身を含む): 418338

約数和(自身を除く): 113293

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 361, 845, 1235, 1805, 3211, 4693, 16055, 23465, 61009, 305045]

約数ペア:

[(1, 305045), (5, 61009), (13, 23465), (19, 16055), (65, 4693), (95, 3211), (169, 1805), (247, 1235), (361, 845)]