53215865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 72213120

約数和(自身を除く): 18997255

約数列:

[1, 5, 17, 19, 83, 85, 95, 323, 397, 415, 1411, 1577, 1615, 1985, 6749, 7055, 7543, 7885, 26809, 32951, 33745, 37715, 128231, 134045, 164755, 560167, 626069, 641155, 2800835, 3130345, 10643173, 53215865]

約数ペア:

[(1, 53215865), (5, 10643173), (17, 3130345), (19, 2800835), (83, 641155), (85, 626069), (95, 560167), (323, 164755), (397, 134045), (415, 128231), (1411, 37715), (1577, 33745), (1615, 32951), (1985, 26809), (6749, 7885), (7055, 7543)]