81860493

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 137733120

約数和(自身を除く): 55872627

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 83, 121, 143, 209, 247, 249, 363, 429, 627, 741, 913, 1079, 1331, 1573, 1577, 2299, 2717, 2739, 3237, 3993, 4719, 4731, 6897, 8151, 10043, 11869, 17303, 17347, 20501, 25289, 29887, 30129, 35607, 51909, 52041, 61503, 75867, 89661, 110473, 130559, 190817, 225511, 328757, 331419, 391677, 572451, 676533, 986271, 1436149, 2098987, 2480621, 4308447, 6296961, 7441863, 27286831, 81860493]

約数ペア:

[(1, 81860493), (3, 27286831), (11, 7441863), (13, 6296961), (19, 4308447), (33, 2480621), (39, 2098987), (57, 1436149), (83, 986271), (121, 676533), (143, 572451), (209, 391677), (247, 331419), (249, 328757), (363, 225511), (429, 190817), (627, 130559), (741, 110473), (913, 89661), (1079, 75867), (1331, 61503), (1573, 52041), (1577, 51909), (2299, 35607), (2717, 30129), (2739, 29887), (3237, 25289), (3993, 20501), (4719, 17347), (4731, 17303), (6897, 11869), (8151, 10043)]