156955815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205171}}^1$

素因数の和:205199

約数の個数: 24

約数和(自身を含む): 288061488

約数和(自身を除く): 131105673

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 205171, 615513, 1025855, 1846539, 3077565, 3487907, 9232695, 10463721, 17439535, 31391163, 52318605, 156955815]

約数ペア:

[(1, 156955815), (3, 52318605), (5, 31391163), (9, 17439535), (15, 10463721), (17, 9232695), (45, 3487907), (51, 3077565), (85, 1846539), (153, 1025855), (255, 615513), (765, 205171)]