120505215

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{259151}}^1$

素因数の和:259190

約数の個数: 16

約数和(自身を含む): 199028736

約数和(自身を除く): 78523521

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 259151, 777453, 1295755, 3887265, 8033681, 24101043, 40168405, 120505215]

約数ペア:

[(1, 120505215), (3, 40168405), (5, 24101043), (15, 8033681), (31, 3887265), (93, 1295755), (155, 777453), (465, 259151)]