210653805

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 344494080

約数和(自身を除く): 133840275

約数列:

[1, 3, 5, 15, 71, 139, 213, 355, 417, 695, 1065, 1423, 2085, 4269, 7115, 9869, 21345, 29607, 49345, 101033, 148035, 197797, 303099, 505165, 593391, 988985, 1515495, 2966955, 14043587, 42130761, 70217935, 210653805]

約数ペア:

[(1, 210653805), (3, 70217935), (5, 42130761), (15, 14043587), (71, 2966955), (139, 1515495), (213, 988985), (355, 593391), (417, 505165), (695, 303099), (1065, 197797), (1423, 148035), (2085, 101033), (4269, 49345), (7115, 29607), (9869, 21345)]