1987125138

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{91463}}^1$

素因数の和:91559

約数の個数: 48

約数和(自身を含む): 4622956416

約数和(自身を除く): 2635831278

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 71, 102, 142, 153, 213, 306, 426, 639, 1207, 1278, 2414, 3621, 7242, 10863, 21726, 91463, 182926, 274389, 548778, 823167, 1554871, 1646334, 3109742, 4664613, 6493873, 9329226, 12987746, 13993839, 19481619, 27987678, 38963238, 58444857, 110395841, 116889714, 220791682, 331187523, 662375046, 993562569, 1987125138]

約数ペア:

[(1, 1987125138), (2, 993562569), (3, 662375046), (6, 331187523), (9, 220791682), (17, 116889714), (18, 110395841), (34, 58444857), (51, 38963238), (71, 27987678), (102, 19481619), (142, 13993839), (153, 12987746), (213, 9329226), (306, 6493873), (426, 4664613), (639, 3109742), (1207, 1646334), (1278, 1554871), (2414, 823167), (3621, 548778), (7242, 274389), (10863, 182926), (21726, 91463)]