247974274

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{18749}}^1$

素因数の和:19157

約数の個数: 16

約数和(自身を含む): 394875000

約数和(自身を除く): 146900726

約数列:

[1, 2, 17, 34, 389, 778, 6613, 13226, 18749, 37498, 318733, 637466, 7293361, 14586722, 123987137, 247974274]

約数ペア:

[(1, 247974274), (2, 123987137), (17, 14586722), (34, 7293361), (389, 637466), (778, 318733), (6613, 37498), (13226, 18749)]