128842275

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{36551}}^1$

素因数の和:36611

約数の個数: 24

約数和(自身を含む): 217557504

約数和(自身を除く): 88715229

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 36551, 109653, 182755, 548265, 913775, 1717897, 2741325, 5153691, 8589485, 25768455, 42947425, 128842275]

約数ペア:

[(1, 128842275), (3, 42947425), (5, 25768455), (15, 8589485), (25, 5153691), (47, 2741325), (75, 1717897), (141, 913775), (235, 548265), (705, 182755), (1175, 109653), (3525, 36551)]