142172961

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{10867}}^1$

素因数の和:10973

約数の個数: 24

約数和(自身を含む): 223011360

約数和(自身を除く): 80838399

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 10867, 13083, 32601, 76069, 228207, 532483, 967163, 1597449, 2901489, 6770141, 20310423, 47390987, 142172961]

約数ペア:

[(1, 142172961), (3, 47390987), (7, 20310423), (21, 6770141), (49, 2901489), (89, 1597449), (147, 967163), (267, 532483), (623, 228207), (1869, 76069), (4361, 32601), (10867, 13083)]