90085821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{225779}}^1$

素因数の和:225808

約数の個数: 16

約数和(自身を含む): 144499200

約数和(自身を除く): 54413379

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 225779, 677337, 1580453, 4289801, 4741359, 12869403, 30028607, 90085821]

約数ペア:

[(1, 90085821), (3, 30028607), (7, 12869403), (19, 4741359), (21, 4289801), (57, 1580453), (133, 677337), (399, 225779)]