189997002

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{90217}}^1$

素因数の和:90244

約数の個数: 40

約数和(自身を含む): 458487876

約数和(自身を除く): 268490874

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 90217, 180434, 270651, 541302, 811953, 1172821, 1623906, 2345642, 2435859, 3518463, 4871718, 7036926, 7307577, 10555389, 14615154, 21110778, 31666167, 63332334, 94998501, 189997002]

約数ペア:

[(1, 189997002), (2, 94998501), (3, 63332334), (6, 31666167), (9, 21110778), (13, 14615154), (18, 10555389), (26, 7307577), (27, 7036926), (39, 4871718), (54, 3518463), (78, 2435859), (81, 2345642), (117, 1623906), (162, 1172821), (234, 811953), (351, 541302), (702, 270651), (1053, 180434), (2106, 90217)]