1990288105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{92507}}^1$

素因数の和:92856

約数の個数: 16

約数和(自身を含む): 2579863104

約数和(自身を除く): 589574999

約数列:

[1, 5, 13, 65, 331, 1655, 4303, 21515, 92507, 462535, 1202591, 6012955, 30619817, 153099085, 398057621, 1990288105]

約数ペア:

[(1, 1990288105), (5, 398057621), (13, 153099085), (65, 30619817), (331, 6012955), (1655, 1202591), (4303, 462535), (21515, 92507)]