201551185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{563}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 276784128

約数和(自身を除く): 75232943

約数列:

[1, 5, 11, 23, 55, 115, 253, 283, 563, 1265, 1415, 2815, 3113, 6193, 6509, 12949, 15565, 30965, 32545, 64745, 71599, 142439, 159329, 357995, 712195, 796645, 1752619, 3664567, 8763095, 18322835, 40310237, 201551185]

約数ペア:

[(1, 201551185), (5, 40310237), (11, 18322835), (23, 8763095), (55, 3664567), (115, 1752619), (253, 796645), (283, 712195), (563, 357995), (1265, 159329), (1415, 142439), (2815, 71599), (3113, 64745), (6193, 32545), (6509, 30965), (12949, 15565)]