12154965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42649}}^1$

素因数の和:42676

約数の個数: 16

約数和(自身を含む): 20472000

約数和(自身を除く): 8317035

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 42649, 127947, 213245, 639735, 810331, 2430993, 4051655, 12154965]

約数ペア:

[(1, 12154965), (3, 4051655), (5, 2430993), (15, 810331), (19, 639735), (57, 213245), (95, 127947), (285, 42649)]