11987170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 24072552

約数和(自身を除く): 12085382

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 169, 173, 205, 338, 346, 410, 533, 845, 865, 1066, 1690, 1730, 2249, 2665, 4498, 5330, 6929, 7093, 11245, 13858, 14186, 22490, 29237, 34645, 35465, 58474, 69290, 70930, 92209, 146185, 184418, 292370, 461045, 922090, 1198717, 2397434, 5993585, 11987170]

約数ペア:

[(1, 11987170), (2, 5993585), (5, 2397434), (10, 1198717), (13, 922090), (26, 461045), (41, 292370), (65, 184418), (82, 146185), (130, 92209), (169, 70930), (173, 69290), (205, 58474), (338, 35465), (346, 34645), (410, 29237), (533, 22490), (845, 14186), (865, 13858), (1066, 11245), (1690, 7093), (1730, 6929), (2249, 5330), (2665, 4498)]