310804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 603680

約数和(自身を除く): 292876

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 139, 172, 278, 556, 559, 1118, 1807, 2236, 3614, 5977, 7228, 11954, 23908, 77701, 155402, 310804]

約数ペア:

[(1, 310804), (2, 155402), (4, 77701), (13, 23908), (26, 11954), (43, 7228), (52, 5977), (86, 3614), (139, 2236), (172, 1807), (278, 1118), (556, 559)]