25510749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 17343651

約数列:

[1, 3, 11, 19, 23, 29, 33, 57, 61, 69, 87, 183, 209, 253, 319, 437, 551, 627, 667, 671, 759, 957, 1159, 1311, 1403, 1653, 1769, 2001, 2013, 3477, 4209, 4807, 5307, 6061, 7337, 12673, 12749, 14421, 15433, 18183, 19459, 22011, 26657, 33611, 38019, 38247, 40687, 46299, 58377, 79971, 100833, 122061, 139403, 293227, 369721, 418209, 447557, 773053, 879681, 1109163, 1342671, 2319159, 8503583, 25510749]

約数ペア:

[(1, 25510749), (3, 8503583), (11, 2319159), (19, 1342671), (23, 1109163), (29, 879681), (33, 773053), (57, 447557), (61, 418209), (69, 369721), (87, 293227), (183, 139403), (209, 122061), (253, 100833), (319, 79971), (437, 58377), (551, 46299), (627, 40687), (667, 38247), (671, 38019), (759, 33611), (957, 26657), (1159, 22011), (1311, 19459), (1403, 18183), (1653, 15433), (1769, 14421), (2001, 12749), (2013, 12673), (3477, 7337), (4209, 6061), (4807, 5307)]