89966919

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{487}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 144916480

約数和(自身を除く): 54949561

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 463, 487, 1389, 1461, 3241, 3409, 8797, 9253, 9723, 10227, 26391, 27759, 61579, 64771, 184737, 194313, 225481, 676443, 1578367, 4284139, 4735101, 12852417, 29988973, 89966919]

約数ペア:

[(1, 89966919), (3, 29988973), (7, 12852417), (19, 4735101), (21, 4284139), (57, 1578367), (133, 676443), (399, 225481), (463, 194313), (487, 184737), (1389, 64771), (1461, 61579), (3241, 27759), (3409, 26391), (8797, 10227), (9253, 9723)]