1666002

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 3794688

約数和(自身を除く): 2128686

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 53, 62, 78, 93, 106, 159, 169, 186, 318, 338, 403, 507, 689, 806, 1014, 1209, 1378, 1643, 2067, 2418, 3286, 4134, 4929, 5239, 8957, 9858, 10478, 15717, 17914, 21359, 26871, 31434, 42718, 53742, 64077, 128154, 277667, 555334, 833001, 1666002]

約数ペア:

[(1, 1666002), (2, 833001), (3, 555334), (6, 277667), (13, 128154), (26, 64077), (31, 53742), (39, 42718), (53, 31434), (62, 26871), (78, 21359), (93, 17914), (106, 15717), (159, 10478), (169, 9858), (186, 8957), (318, 5239), (338, 4929), (403, 4134), (507, 3286), (689, 2418), (806, 2067), (1014, 1643), (1209, 1378)]