129219909

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67619}}^1$

素因数の和:67649

約数の個数: 24

約数和(自身を含む): 215843040

約数和(自身を除く): 86623131

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 67619, 202857, 473333, 879047, 1419999, 2637141, 3313331, 6153329, 9939993, 18459987, 43073303, 129219909]

約数ペア:

[(1, 129219909), (3, 43073303), (7, 18459987), (13, 9939993), (21, 6153329), (39, 3313331), (49, 2637141), (91, 1419999), (147, 879047), (273, 473333), (637, 202857), (1911, 67619)]