72168791

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 81048000

約数和(自身を除く): 8879209

約数列:

[1, 17, 29, 79, 109, 289, 493, 1343, 1853, 2291, 3161, 8381, 8611, 22831, 31501, 38947, 53737, 146387, 249719, 662099, 913529, 2488579, 4245223, 72168791]

約数ペア:

[(1, 72168791), (17, 4245223), (29, 2488579), (79, 913529), (109, 662099), (289, 249719), (493, 146387), (1343, 53737), (1853, 38947), (2291, 31501), (3161, 22831), (8381, 8611)]