25228978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2731}}^1$

素因数の和:2913

約数の個数: 16

約数和(自身を含む): 39340800

約数和(自身を除く): 14111822

約数列:

[1, 2, 31, 62, 149, 298, 2731, 4619, 5462, 9238, 84661, 169322, 406919, 813838, 12614489, 25228978]

約数ペア:

[(1, 25228978), (2, 12614489), (31, 813838), (62, 406919), (149, 169322), (298, 84661), (2731, 9238), (4619, 5462)]