51728841

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 81648000

約数和(自身を除く): 29919159

約数列:

[1, 3, 9, 17, 27, 51, 153, 251, 449, 459, 753, 1347, 2259, 4041, 4267, 6777, 7633, 12123, 12801, 22899, 38403, 68697, 112699, 115209, 206091, 338097, 1014291, 1915883, 3042873, 5747649, 17242947, 51728841]

約数ペア:

[(1, 51728841), (3, 17242947), (9, 5747649), (17, 3042873), (27, 1915883), (51, 1014291), (153, 338097), (251, 206091), (449, 115209), (459, 112699), (753, 68697), (1347, 38403), (2259, 22899), (4041, 12801), (4267, 12123), (6777, 7633)]