7257874

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 24

約数和(自身を含む): 11957220

約数和(自身を除く): 4699346

約数列:

[1, 2, 13, 26, 109, 169, 197, 218, 338, 394, 1417, 2561, 2834, 5122, 18421, 21473, 33293, 36842, 42946, 66586, 279149, 558298, 3628937, 7257874]

約数ペア:

[(1, 7257874), (2, 3628937), (13, 558298), (26, 279149), (109, 66586), (169, 42946), (197, 36842), (218, 33293), (338, 21473), (394, 18421), (1417, 5122), (2561, 2834)]