28954125

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 56010240

約数和(自身を除く): 27056115

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 373, 375, 575, 621, 675, 1035, 1119, 1125, 1725, 1865, 2875, 3105, 3357, 3375, 5175, 5595, 8579, 8625, 9325, 10071, 15525, 16785, 25737, 25875, 27975, 42895, 46625, 50355, 77211, 77625, 83925, 128685, 139875, 214475, 231633, 251775, 386055, 419625, 643425, 1072375, 1158165, 1258875, 1930275, 3217125, 5790825, 9651375, 28954125]

約数ペア:

[(1, 28954125), (3, 9651375), (5, 5790825), (9, 3217125), (15, 1930275), (23, 1258875), (25, 1158165), (27, 1072375), (45, 643425), (69, 419625), (75, 386055), (115, 251775), (125, 231633), (135, 214475), (207, 139875), (225, 128685), (345, 83925), (373, 77625), (375, 77211), (575, 50355), (621, 46625), (675, 42895), (1035, 27975), (1119, 25875), (1125, 25737), (1725, 16785), (1865, 15525), (2875, 10071), (3105, 9325), (3357, 8625), (3375, 8579), (5175, 5595)]