81917193

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 116582400

約数和(自身を除く): 34665207

約数列:

[1, 3, 43, 47, 59, 129, 141, 177, 229, 687, 2021, 2537, 2773, 6063, 7611, 8319, 9847, 10763, 13511, 29541, 32289, 40533, 119239, 357717, 462809, 580973, 635017, 1388427, 1742919, 1905051, 27305731, 81917193]

約数ペア:

[(1, 81917193), (3, 27305731), (43, 1905051), (47, 1742919), (59, 1388427), (129, 635017), (141, 580973), (177, 462809), (229, 357717), (687, 119239), (2021, 40533), (2537, 32289), (2773, 29541), (6063, 13511), (7611, 10763), (8319, 9847)]