390405345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{5647}}^1$

素因数の和:6085

約数の個数: 32

約数和(自身を含む): 683182080

約数和(自身を除く): 292776735

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 419, 1257, 2095, 4609, 5647, 6285, 13827, 16941, 23045, 28235, 62117, 69135, 84705, 186351, 310585, 931755, 2366093, 7098279, 11830465, 26027023, 35491395, 78081069, 130135115, 390405345]

約数ペア:

[(1, 390405345), (3, 130135115), (5, 78081069), (11, 35491395), (15, 26027023), (33, 11830465), (55, 7098279), (165, 2366093), (419, 931755), (1257, 310585), (2095, 186351), (4609, 84705), (5647, 69135), (6285, 62117), (13827, 28235), (16941, 23045)]