121427145

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{7867}}^1$

素因数の和:7899

約数の個数: 48

約数和(自身を含む): 245481600

約数和(自身を除く): 124054455

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 3087, 5145, 7867, 15435, 23601, 39335, 55069, 70803, 118005, 165207, 275345, 354015, 385483, 495621, 826035, 1156449, 1927415, 2478105, 2698381, 3469347, 5782245, 8095143, 13491905, 17346735, 24285429, 40475715, 121427145]

約数ペア:

[(1, 121427145), (3, 40475715), (5, 24285429), (7, 17346735), (9, 13491905), (15, 8095143), (21, 5782245), (35, 3469347), (45, 2698381), (49, 2478105), (63, 1927415), (105, 1156449), (147, 826035), (245, 495621), (315, 385483), (343, 354015), (441, 275345), (735, 165207), (1029, 118005), (1715, 70803), (2205, 55069), (3087, 39335), (5145, 23601), (7867, 15435)]