198474510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{508909}}^1$

素因数の和:508932

約数の個数: 32

約数和(自身を含む): 512981280

約数和(自身を除く): 314506770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 508909, 1017818, 1526727, 2544545, 3053454, 5089090, 6615817, 7633635, 13231634, 15267270, 19847451, 33079085, 39694902, 66158170, 99237255, 198474510]

約数ペア:

[(1, 198474510), (2, 99237255), (3, 66158170), (5, 39694902), (6, 33079085), (10, 19847451), (13, 15267270), (15, 13231634), (26, 7633635), (30, 6615817), (39, 5089090), (65, 3053454), (78, 2544545), (130, 1526727), (195, 1017818), (390, 508909)]