127483731

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1697}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 195487344

約数和(自身を除く): 68003613

約数列:

[1, 3, 9, 17, 51, 153, 491, 1473, 1697, 4419, 5091, 8347, 15273, 25041, 28849, 75123, 86547, 259641, 833227, 2499681, 7499043, 14164859, 42494577, 127483731]

約数ペア:

[(1, 127483731), (3, 42494577), (9, 14164859), (17, 7499043), (51, 2499681), (153, 833227), (491, 259641), (1473, 86547), (1697, 75123), (4419, 28849), (5091, 25041), (8347, 15273)]