28590075

素因数分解:

$3^2\times 5^2\times {\mathrm{283}}^1\times {\mathrm{449}}^1$

素因数の和:748

約数の個数: 36

約数和(自身を含む): 51503400

約数和(自身を除く): 22913325

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 283, 449, 849, 1347, 1415, 2245, 2547, 4041, 4245, 6735, 7075, 11225, 12735, 20205, 21225, 33675, 63675, 101025, 127067, 381201, 635335, 1143603, 1906005, 3176675, 5718015, 9530025, 28590075]

約数ペア:

[(1, 28590075), (3, 9530025), (5, 5718015), (9, 3176675), (15, 1906005), (25, 1143603), (45, 635335), (75, 381201), (225, 127067), (283, 101025), (449, 63675), (849, 33675), (1347, 21225), (1415, 20205), (2245, 12735), (2547, 11225), (4041, 7075), (4245, 6735)]