155965290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{399911}}^1$

素因数の和:399934

約数の個数: 32

約数和(自身を含む): 403111296

約数和(自身を除く): 247146006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 399911, 799822, 1199733, 1999555, 2399466, 3999110, 5198843, 5998665, 10397686, 11997330, 15596529, 25994215, 31193058, 51988430, 77982645, 155965290]

約数ペア:

[(1, 155965290), (2, 77982645), (3, 51988430), (5, 31193058), (6, 25994215), (10, 15596529), (13, 11997330), (15, 10397686), (26, 5998665), (30, 5198843), (39, 3999110), (65, 2399466), (78, 1999555), (130, 1199733), (195, 799822), (390, 399911)]