5201991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 8190000

約数和(自身を除く): 2988009

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1049, 1653, 3147, 4959, 9441, 19931, 30421, 59793, 91263, 179379, 273789, 577999, 1733997, 5201991]

約数ペア:

[(1, 5201991), (3, 1733997), (9, 577999), (19, 273789), (29, 179379), (57, 91263), (87, 59793), (171, 30421), (261, 19931), (551, 9441), (1049, 4959), (1653, 3147)]