66899987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21191}}^1$

素因数の和:21250

約数の個数: 16

約数和(自身を含む): 85446144

約数和(自身を除く): 18546157

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 21191, 148337, 233101, 868831, 1631707, 6081817, 9557141, 66899987]

約数ペア:

[(1, 66899987), (7, 9557141), (11, 6081817), (41, 1631707), (77, 868831), (287, 233101), (451, 148337), (3157, 21191)]