74639019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21031}}^1$

素因数の和:21067

約数の個数: 24

約数和(自身を含む): 123163392

約数和(自身を除く): 48524373

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 21031, 63093, 147217, 273403, 441651, 820209, 1913821, 3554239, 5741463, 10662717, 24879673, 74639019]

約数ペア:

[(1, 74639019), (3, 24879673), (7, 10662717), (13, 5741463), (21, 3554239), (39, 1913821), (91, 820209), (169, 441651), (273, 273403), (507, 147217), (1183, 63093), (3549, 21031)]