81434214

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 190425600

約数和(自身を除く): 108991386

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 173, 207, 346, 379, 414, 519, 621, 758, 1038, 1137, 1242, 1557, 2274, 3114, 3411, 3979, 4671, 6822, 7958, 8717, 9342, 10233, 11937, 17434, 20466, 23874, 26151, 35811, 52302, 65567, 71622, 78453, 107433, 131134, 156906, 196701, 214866, 235359, 393402, 470718, 590103, 1180206, 1508041, 1770309, 3016082, 3540618, 4524123, 9048246, 13572369, 27144738, 40717107, 81434214]

約数ペア:

[(1, 81434214), (2, 40717107), (3, 27144738), (6, 13572369), (9, 9048246), (18, 4524123), (23, 3540618), (27, 3016082), (46, 1770309), (54, 1508041), (69, 1180206), (138, 590103), (173, 470718), (207, 393402), (346, 235359), (379, 214866), (414, 196701), (519, 156906), (621, 131134), (758, 107433), (1038, 78453), (1137, 71622), (1242, 65567), (1557, 52302), (2274, 35811), (3114, 26151), (3411, 23874), (3979, 20466), (4671, 17434), (6822, 11937), (7958, 10233), (8717, 9342)]