2558868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 6585600

約数和(自身を除く): 4026732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 349, 564, 611, 698, 1047, 1222, 1396, 1833, 2094, 2444, 3666, 4188, 4537, 7332, 9074, 13611, 16403, 18148, 27222, 32806, 49209, 54444, 65612, 98418, 196836, 213239, 426478, 639717, 852956, 1279434, 2558868]

約数ペア:

[(1, 2558868), (2, 1279434), (3, 852956), (4, 639717), (6, 426478), (12, 213239), (13, 196836), (26, 98418), (39, 65612), (47, 54444), (52, 49209), (78, 32806), (94, 27222), (141, 18148), (156, 16403), (188, 13611), (282, 9074), (349, 7332), (564, 4537), (611, 4188), (698, 3666), (1047, 2444), (1222, 2094), (1396, 1833)]