12717275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 17436384

約数和(自身を除く): 4719109

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1301, 1955, 6505, 9775, 22117, 29923, 32525, 110585, 149615, 508691, 552925, 748075, 2543455, 12717275]

約数ペア:

[(1, 12717275), (5, 2543455), (17, 748075), (23, 552925), (25, 508691), (85, 149615), (115, 110585), (391, 32525), (425, 29923), (575, 22117), (1301, 9775), (1955, 6505)]