28683875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 40794624

約数和(自身を除く): 12110749

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 907, 1265, 1375, 2875, 4535, 6325, 9977, 20861, 22675, 31625, 49885, 104305, 113375, 229471, 249425, 521525, 1147355, 1247125, 2607625, 5736775, 28683875]

約数ペア:

[(1, 28683875), (5, 5736775), (11, 2607625), (23, 1247125), (25, 1147355), (55, 521525), (115, 249425), (125, 229471), (253, 113375), (275, 104305), (575, 49885), (907, 31625), (1265, 22675), (1375, 20861), (2875, 9977), (4535, 6325)]