210860901

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{8317}}^1$

素因数の和:8642

約数の個数: 20

約数和(自身を含む): 316034092

約数和(自身を除く): 105173191

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8317, 8451, 24951, 25353, 74853, 224559, 673677, 2603221, 7809663, 23428989, 70286967, 210860901]

約数ペア:

[(1, 210860901), (3, 70286967), (9, 23428989), (27, 7809663), (81, 2603221), (313, 673677), (939, 224559), (2817, 74853), (8317, 25353), (8451, 24951)]