1396230843

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{106721}}^1$

素因数の和:106827

約数の個数: 24

約数和(自身を含む): 2189935440

約数和(自身を除く): 793704597

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 106721, 320163, 747047, 2241141, 5229329, 9498169, 15687987, 28494507, 66487183, 199461549, 465410281, 1396230843]

約数ペア:

[(1, 1396230843), (3, 465410281), (7, 199461549), (21, 66487183), (49, 28494507), (89, 15687987), (147, 9498169), (267, 5229329), (623, 2241141), (1869, 747047), (4361, 320163), (13083, 106721)]