221051810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67189}}^1$

素因数の和:67250

約数の個数: 32

約数和(自身を含む): 464417280

約数和(自身を除く): 243365470

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 67189, 134378, 335945, 470323, 671890, 940646, 2351615, 3157883, 4703230, 6315766, 15789415, 22105181, 31578830, 44210362, 110525905, 221051810]

約数ペア:

[(1, 221051810), (2, 110525905), (5, 44210362), (7, 31578830), (10, 22105181), (14, 15789415), (35, 6315766), (47, 4703230), (70, 3157883), (94, 2351615), (235, 940646), (329, 671890), (470, 470323), (658, 335945), (1645, 134378), (3290, 67189)]