15939326

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 26943840

約数和(自身を除く): 11004514

約数列:

[1, 2, 13, 26, 43, 53, 86, 106, 269, 538, 559, 689, 1118, 1378, 2279, 3497, 4558, 6994, 11567, 14257, 23134, 28514, 29627, 59254, 150371, 185341, 300742, 370682, 613051, 1226102, 7969663, 15939326]

約数ペア:

[(1, 15939326), (2, 7969663), (13, 1226102), (26, 613051), (43, 370682), (53, 300742), (86, 185341), (106, 150371), (269, 59254), (538, 29627), (559, 28514), (689, 23134), (1118, 14257), (1378, 11567), (2279, 6994), (3497, 4558)]