12842950

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{647}}^1$

素因数の和:1056

約数の個数: 24

約数和(自身を含む): 23985072

約数和(自身を除く): 11142122

約数列:

[1, 2, 5, 10, 25, 50, 397, 647, 794, 1294, 1985, 3235, 3970, 6470, 9925, 16175, 19850, 32350, 256859, 513718, 1284295, 2568590, 6421475, 12842950]

約数ペア:

[(1, 12842950), (2, 6421475), (5, 2568590), (10, 1284295), (25, 513718), (50, 256859), (397, 32350), (647, 19850), (794, 16175), (1294, 9925), (1985, 6470), (3235, 3970)]