4988815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 6967296

約数和(自身を除く): 1978481

約数列:

[1, 5, 13, 23, 47, 65, 71, 115, 235, 299, 355, 611, 923, 1081, 1495, 1633, 3055, 3337, 4615, 5405, 8165, 14053, 16685, 21229, 43381, 70265, 76751, 106145, 216905, 383755, 997763, 4988815]

約数ペア:

[(1, 4988815), (5, 997763), (13, 383755), (23, 216905), (47, 106145), (65, 76751), (71, 70265), (115, 43381), (235, 21229), (299, 16685), (355, 14053), (611, 8165), (923, 5405), (1081, 4615), (1495, 3337), (1633, 3055)]