31456834

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 51601536

約数和(自身を除く): 20144702

約数列:

[1, 2, 17, 34, 71, 83, 142, 157, 166, 314, 1207, 1411, 2414, 2669, 2822, 5338, 5893, 11147, 11786, 13031, 22294, 26062, 100181, 189499, 200362, 221527, 378998, 443054, 925201, 1850402, 15728417, 31456834]

約数ペア:

[(1, 31456834), (2, 15728417), (17, 1850402), (34, 925201), (71, 443054), (83, 378998), (142, 221527), (157, 200362), (166, 189499), (314, 100181), (1207, 26062), (1411, 22294), (2414, 13031), (2669, 11786), (2822, 11147), (5338, 5893)]