12787485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{50147}}^1$

素因数の和:50172

約数の個数: 16

約数和(自身を含む): 21663936

約数和(自身を除く): 8876451

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 50147, 150441, 250735, 752205, 852499, 2557497, 4262495, 12787485]

約数ペア:

[(1, 12787485), (3, 4262495), (5, 2557497), (15, 852499), (17, 752205), (51, 250735), (85, 150441), (255, 50147)]