68706771

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 112285440

約数和(自身を除く): 43578669

約数列:

[1, 3, 7, 21, 29, 49, 71, 87, 147, 203, 213, 227, 497, 609, 681, 1421, 1491, 1589, 2059, 3479, 4263, 4767, 6177, 6583, 10437, 11123, 14413, 16117, 19749, 33369, 43239, 46081, 48351, 100891, 112819, 138243, 302673, 322567, 338457, 467393, 789733, 967701, 1402179, 2369199, 3271751, 9815253, 22902257, 68706771]

約数ペア:

[(1, 68706771), (3, 22902257), (7, 9815253), (21, 3271751), (29, 2369199), (49, 1402179), (71, 967701), (87, 789733), (147, 467393), (203, 338457), (213, 322567), (227, 302673), (497, 138243), (609, 112819), (681, 100891), (1421, 48351), (1491, 46081), (1589, 43239), (2059, 33369), (3479, 19749), (4263, 16117), (4767, 14413), (6177, 11123), (6583, 10437)]