28859175

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2792

約数の個数: 36

約数和(自身を含む): 52809120

約数和(自身を除く): 23949945

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 2729, 3525, 8187, 10575, 13645, 24561, 40935, 68225, 122805, 128263, 204675, 384789, 614025, 641315, 1154367, 1923945, 3206575, 5771835, 9619725, 28859175]

約数ペア:

[(1, 28859175), (3, 9619725), (5, 5771835), (9, 3206575), (15, 1923945), (25, 1154367), (45, 641315), (47, 614025), (75, 384789), (141, 204675), (225, 128263), (235, 122805), (423, 68225), (705, 40935), (1175, 24561), (2115, 13645), (2729, 10575), (3525, 8187)]