20172405615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2857}}^1\times {\mathrm{27689}}^1$

素因数の和:30571

約数の個数: 32

約数和(自身を含む): 34187624640

約数和(自身を除く): 14015219025

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 2857, 8571, 14285, 27689, 42855, 48569, 83067, 138445, 145707, 242845, 415335, 470713, 728535, 1412139, 2353565, 7060695, 79107473, 237322419, 395537365, 1186612095, 1344827041, 4034481123, 6724135205, 20172405615]

約数ペア:

[(1, 20172405615), (3, 6724135205), (5, 4034481123), (15, 1344827041), (17, 1186612095), (51, 395537365), (85, 237322419), (255, 79107473), (2857, 7060695), (8571, 2353565), (14285, 1412139), (27689, 728535), (42855, 470713), (48569, 415335), (83067, 242845), (138445, 145707)]