139878855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163601}}^1$

素因数の和:163631

約数の個数: 24

約数和(自身を含む): 255219120

約数和(自身を除く): 115340265

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 163601, 490803, 818005, 1472409, 2454015, 3108419, 7362045, 9325257, 15542095, 27975771, 46626285, 139878855]

約数ペア:

[(1, 139878855), (3, 46626285), (5, 27975771), (9, 15542095), (15, 9325257), (19, 7362045), (45, 3108419), (57, 2454015), (95, 1472409), (171, 818005), (285, 490803), (855, 163601)]