81322122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27271}}^1$

素因数の和:27354

約数の個数: 32

約数和(自身を含む): 188504064

約数和(自身を除く): 107181942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 27271, 54542, 81813, 163626, 190897, 381794, 572691, 1145382, 1936241, 3872482, 5808723, 11617446, 13553687, 27107374, 40661061, 81322122]

約数ペア:

[(1, 81322122), (2, 40661061), (3, 27107374), (6, 13553687), (7, 11617446), (14, 5808723), (21, 3872482), (42, 1936241), (71, 1145382), (142, 572691), (213, 381794), (426, 190897), (497, 163626), (994, 81813), (1491, 54542), (2982, 27271)]