28224328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{919}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 57960000

約数和(自身を除く): 29735672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 698, 919, 1396, 1838, 2792, 3676, 3839, 7352, 7678, 10109, 15356, 20218, 30712, 40436, 80872, 320731, 641462, 1282924, 2565848, 3528041, 7056082, 14112164, 28224328]

約数ペア:

[(1, 28224328), (2, 14112164), (4, 7056082), (8, 3528041), (11, 2565848), (22, 1282924), (44, 641462), (88, 320731), (349, 80872), (698, 40436), (919, 30712), (1396, 20218), (1838, 15356), (2792, 10109), (3676, 7678), (3839, 7352)]