211111485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2647}}^1$

素因数の和:3077

約数の個数: 32

約数和(自身を含む): 364788480

約数和(自身を除く): 153676995

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 409, 1227, 2045, 2647, 5317, 6135, 7941, 13235, 15951, 26585, 34411, 39705, 79755, 103233, 172055, 516165, 1082623, 3247869, 5413115, 14074099, 16239345, 42222297, 70370495, 211111485]

約数ペア:

[(1, 211111485), (3, 70370495), (5, 42222297), (13, 16239345), (15, 14074099), (39, 5413115), (65, 3247869), (195, 1082623), (409, 516165), (1227, 172055), (2045, 103233), (2647, 79755), (5317, 39705), (6135, 34411), (7941, 26585), (13235, 15951)]