159778905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74489}}^1$

素因数の和:74521

約数の個数: 32

約数和(自身を含む): 300343680

約数和(自身を除く): 140564775

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 74489, 223467, 372445, 819379, 968357, 1117335, 2458137, 2905071, 4096895, 4841785, 10651927, 12290685, 14525355, 31955781, 53259635, 159778905]

約数ペア:

[(1, 159778905), (3, 53259635), (5, 31955781), (11, 14525355), (13, 12290685), (15, 10651927), (33, 4841785), (39, 4096895), (55, 2905071), (65, 2458137), (143, 1117335), (165, 968357), (195, 819379), (429, 372445), (715, 223467), (2145, 74489)]