3998774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 32

約数和(自身を含む): 6985440

約数和(自身を除く): 2986666

約数列:

[1, 2, 13, 17, 26, 34, 83, 109, 166, 218, 221, 442, 1079, 1411, 1417, 1853, 2158, 2822, 2834, 3706, 9047, 18094, 18343, 24089, 36686, 48178, 117611, 153799, 235222, 307598, 1999387, 3998774]

約数ペア:

[(1, 3998774), (2, 1999387), (13, 307598), (17, 235222), (26, 153799), (34, 117611), (83, 48178), (109, 36686), (166, 24089), (218, 18343), (221, 18094), (442, 9047), (1079, 3706), (1411, 2834), (1417, 2822), (1853, 2158)]