28728364

素因数分解:

$2^2\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1427}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 57576960

約数和(自身を除く): 28848596

約数列:

[1, 2, 4, 7, 14, 28, 719, 1427, 1438, 2854, 2876, 5033, 5708, 9989, 10066, 19978, 20132, 39956, 1026013, 2052026, 4104052, 7182091, 14364182, 28728364]

約数ペア:

[(1, 28728364), (2, 14364182), (4, 7182091), (7, 4104052), (14, 2052026), (28, 1026013), (719, 39956), (1427, 20132), (1438, 19978), (2854, 10066), (2876, 9989), (5033, 5708)]