205632021

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4327}}^1$

素因数の和:4441

約数の個数: 32

約数和(自身を含む): 327958528

約数和(自身を除く): 122326507

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 511, 651, 1533, 2263, 4327, 6789, 12981, 15841, 30289, 47523, 90867, 134137, 315871, 402411, 938959, 947613, 2211097, 2816877, 6633291, 9792001, 29376003, 68544007, 205632021]

約数ペア:

[(1, 205632021), (3, 68544007), (7, 29376003), (21, 9792001), (31, 6633291), (73, 2816877), (93, 2211097), (217, 947613), (219, 938959), (511, 402411), (651, 315871), (1533, 134137), (2263, 90867), (4327, 47523), (6789, 30289), (12981, 15841)]