131355855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{171707}}^1$

素因数の和:171735

約数の個数: 24

約数和(自身を含む): 241078032

約数和(自身を除く): 109722177

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 171707, 515121, 858535, 1545363, 2575605, 2919019, 7726815, 8757057, 14595095, 26271171, 43785285, 131355855]

約数ペア:

[(1, 131355855), (3, 43785285), (5, 26271171), (9, 14595095), (15, 8757057), (17, 7726815), (45, 2919019), (51, 2575605), (85, 1545363), (153, 858535), (255, 515121), (765, 171707)]