331365138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1$

素因数の和:3279

約数の個数: 64

約数和(自身を含む): 754102272

約数和(自身を除く): 422737134

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 43, 62, 78, 86, 93, 129, 186, 258, 403, 559, 806, 1118, 1209, 1333, 1677, 2418, 2666, 3187, 3354, 3999, 6374, 7998, 9561, 17329, 19122, 34658, 41431, 51987, 82862, 98797, 103974, 124293, 137041, 197594, 248586, 274082, 296391, 411123, 592782, 822246, 1284361, 1781533, 2568722, 3563066, 3853083, 4248271, 5344599, 7706166, 8496542, 10689198, 12744813, 25489626, 55227523, 110455046, 165682569, 331365138]

約数ペア:

[(1, 331365138), (2, 165682569), (3, 110455046), (6, 55227523), (13, 25489626), (26, 12744813), (31, 10689198), (39, 8496542), (43, 7706166), (62, 5344599), (78, 4248271), (86, 3853083), (93, 3563066), (129, 2568722), (186, 1781533), (258, 1284361), (403, 822246), (559, 592782), (806, 411123), (1118, 296391), (1209, 274082), (1333, 248586), (1677, 197594), (2418, 137041), (2666, 124293), (3187, 103974), (3354, 98797), (3999, 82862), (6374, 51987), (7998, 41431), (9561, 34658), (17329, 19122)]