142731939

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3411

約数の個数: 32

約数和(自身を含む): 228234240

約数和(自身を除く): 85502301

約数列:

[1, 3, 7, 21, 29, 71, 87, 203, 213, 497, 609, 1491, 2059, 3301, 6177, 9903, 14413, 23107, 43239, 69321, 95729, 234371, 287187, 670103, 703113, 1640597, 2010309, 4921791, 6796759, 20390277, 47577313, 142731939]

約数ペア:

[(1, 142731939), (3, 47577313), (7, 20390277), (21, 6796759), (29, 4921791), (71, 2010309), (87, 1640597), (203, 703113), (213, 670103), (497, 287187), (609, 234371), (1491, 95729), (2059, 69321), (3301, 43239), (6177, 23107), (9903, 14413)]