8139505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7824

約数の個数: 16

約数和(自身を含む): 11217600

約数和(自身を除く): 3078095

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 7789, 38945, 85679, 147991, 428395, 739955, 1627901, 8139505]

約数ペア:

[(1, 8139505), (5, 1627901), (11, 739955), (19, 428395), (55, 147991), (95, 85679), (209, 38945), (1045, 7789)]