28877775

素因数分解:

$3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4639}}^1$

素因数の和:4735

約数の個数: 24

約数和(自身を含む): 48330240

約数和(自身を除く): 19452465

約数列:

[1, 3, 5, 15, 25, 75, 83, 249, 415, 1245, 2075, 4639, 6225, 13917, 23195, 69585, 115975, 347925, 385037, 1155111, 1925185, 5775555, 9625925, 28877775]

約数ペア:

[(1, 28877775), (3, 9625925), (5, 5775555), (15, 1925185), (25, 1155111), (75, 385037), (83, 347925), (249, 115975), (415, 69585), (1245, 23195), (2075, 13917), (4639, 6225)]