12904775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 17550960

約数和(自身を除く): 4646185

約数列:

[1, 5, 13, 25, 59, 65, 295, 325, 673, 767, 1475, 3365, 3835, 8749, 16825, 19175, 39707, 43745, 198535, 218725, 516191, 992675, 2580955, 12904775]

約数ペア:

[(1, 12904775), (5, 2580955), (13, 992675), (25, 516191), (59, 218725), (65, 198535), (295, 43745), (325, 39707), (673, 19175), (767, 16825), (1475, 8749), (3365, 3835)]