201381817

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 266336000

約数和(自身を除く): 64954183

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 343, 637, 931, 1729, 2377, 4459, 6517, 12103, 16639, 30901, 45163, 84721, 116473, 216307, 316141, 587119, 815311, 1514149, 2212987, 4109833, 10599043, 15490909, 28768831, 201381817]

約数ペア:

[(1, 201381817), (7, 28768831), (13, 15490909), (19, 10599043), (49, 4109833), (91, 2212987), (133, 1514149), (247, 815311), (343, 587119), (637, 316141), (931, 216307), (1729, 116473), (2377, 84721), (4459, 45163), (6517, 30901), (12103, 16639)]