28488837

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{677}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 41688864

約数和(自身を除く): 13200027

約数列:

[1, 3, 13, 39, 83, 169, 249, 507, 677, 1079, 2031, 3237, 8801, 14027, 26403, 42081, 56191, 114413, 168573, 343239, 730483, 2191449, 9496279, 28488837]

約数ペア:

[(1, 28488837), (3, 9496279), (13, 2191449), (39, 730483), (83, 343239), (169, 168573), (249, 114413), (507, 56191), (677, 42081), (1079, 26403), (2031, 14027), (3237, 8801)]