28854891

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 46019376

約数和(自身を除く): 17164485

約数列:

[1, 3, 9, 13, 39, 61, 117, 169, 183, 311, 507, 549, 793, 933, 1521, 2379, 2799, 4043, 7137, 10309, 12129, 18971, 30927, 36387, 52559, 56913, 92781, 157677, 170739, 246623, 473031, 739869, 2219607, 3206099, 9618297, 28854891]

約数ペア:

[(1, 28854891), (3, 9618297), (9, 3206099), (13, 2219607), (39, 739869), (61, 473031), (117, 246623), (169, 170739), (183, 157677), (311, 92781), (507, 56913), (549, 52559), (793, 36387), (933, 30927), (1521, 18971), (2379, 12129), (2799, 10309), (4043, 7137)]