15281415

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 28435680

約数和(自身を除く): 13154265

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 171, 183, 285, 293, 305, 549, 855, 879, 915, 1159, 1465, 2637, 2745, 3477, 4395, 5567, 5795, 10431, 13185, 16701, 17385, 17873, 27835, 50103, 52155, 53619, 83505, 89365, 160857, 250515, 268095, 339587, 804285, 1018761, 1697935, 3056283, 5093805, 15281415]

約数ペア:

[(1, 15281415), (3, 5093805), (5, 3056283), (9, 1697935), (15, 1018761), (19, 804285), (45, 339587), (57, 268095), (61, 250515), (95, 160857), (171, 89365), (183, 83505), (285, 53619), (293, 52155), (305, 50103), (549, 27835), (855, 17873), (879, 17385), (915, 16701), (1159, 13185), (1465, 10431), (2637, 5795), (2745, 5567), (3477, 4395)]