201640089

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4243}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 321593344

約数和(自身を除く): 119953255

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 511, 651, 1533, 2263, 4243, 6789, 12729, 15841, 29701, 47523, 89103, 131533, 309739, 394599, 920731, 929217, 2168173, 2762193, 6504519, 9601909, 28805727, 67213363, 201640089]

約数ペア:

[(1, 201640089), (3, 67213363), (7, 28805727), (21, 9601909), (31, 6504519), (73, 2762193), (93, 2168173), (217, 929217), (219, 920731), (511, 394599), (651, 309739), (1533, 131533), (2263, 89103), (4243, 47523), (6789, 29701), (12729, 15841)]