274787359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 350208000

約数和(自身を除く): 75420641

約数列:

[1, 7, 11, 77, 79, 199, 227, 553, 869, 1393, 1589, 2189, 2497, 6083, 15323, 15721, 17479, 17933, 45173, 110047, 125531, 172931, 197263, 316211, 496903, 1210517, 1380841, 3478321, 3568667, 24980669, 39255337, 274787359]

約数ペア:

[(1, 274787359), (7, 39255337), (11, 24980669), (77, 3568667), (79, 3478321), (199, 1380841), (227, 1210517), (553, 496903), (869, 316211), (1393, 197263), (1589, 172931), (2189, 125531), (2497, 110047), (6083, 45173), (15323, 17933), (15721, 17479)]