12987058

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1594

約数の個数: 24

約数和(自身を含む): 22931100

約数和(自身を除く): 9944042

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 623, 1246, 1489, 2978, 4361, 8722, 10423, 20846, 72961, 132521, 145922, 265042, 927647, 1855294, 6493529, 12987058]

約数ペア:

[(1, 12987058), (2, 6493529), (7, 1855294), (14, 927647), (49, 265042), (89, 145922), (98, 132521), (178, 72961), (623, 20846), (1246, 10423), (1489, 8722), (2978, 4361)]