15493375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 21430656

約数和(自身を除く): 5937281

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 317, 391, 425, 575, 1585, 1955, 2125, 2875, 5389, 7291, 7925, 9775, 26945, 36455, 39625, 48875, 123947, 134725, 182275, 619735, 673625, 911375, 3098675, 15493375]

約数ペア:

[(1, 15493375), (5, 3098675), (17, 911375), (23, 673625), (25, 619735), (85, 182275), (115, 134725), (125, 123947), (317, 48875), (391, 39625), (425, 36455), (575, 26945), (1585, 9775), (1955, 7925), (2125, 7291), (2875, 5389)]