1285353937

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{1489}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 1521945600

約数和(自身を除く): 236591663

約数列:

[1, 7, 49, 79, 223, 553, 1489, 1561, 3871, 10423, 10927, 17617, 72961, 117631, 123319, 332047, 823417, 863233, 2324329, 5763919, 16270303, 26231713, 183621991, 1285353937]

約数ペア:

[(1, 1285353937), (7, 183621991), (49, 26231713), (79, 16270303), (223, 5763919), (553, 2324329), (1489, 863233), (1561, 823417), (3871, 332047), (10423, 123319), (10927, 117631), (17617, 72961)]