27398410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{503}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 53343360

約数和(自身を除く): 25944950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 503, 838, 1006, 2095, 2515, 4190, 5030, 5447, 6539, 10894, 13078, 27235, 32695, 54470, 65390, 210757, 421514, 1053785, 2107570, 2739841, 5479682, 13699205, 27398410]

約数ペア:

[(1, 27398410), (2, 13699205), (5, 5479682), (10, 2739841), (13, 2107570), (26, 1053785), (65, 421514), (130, 210757), (419, 65390), (503, 54470), (838, 32695), (1006, 27235), (2095, 13078), (2515, 10894), (4190, 6539), (5030, 5447)]