25413507

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 60

約数和(自身を含む): 46623720

約数和(自身を除く): 21210213

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 337, 399, 441, 513, 567, 931, 1011, 1197, 1323, 1539, 2359, 2793, 3033, 3591, 3969, 6403, 7077, 8379, 9099, 10773, 16513, 19209, 21231, 25137, 27297, 44821, 49539, 57627, 63693, 75411, 134463, 148617, 172881, 191079, 313747, 403389, 445851, 518643, 941241, 1210167, 1337553, 2823723, 3630501, 8471169, 25413507]

約数ペア:

[(1, 25413507), (3, 8471169), (7, 3630501), (9, 2823723), (19, 1337553), (21, 1210167), (27, 941241), (49, 518643), (57, 445851), (63, 403389), (81, 313747), (133, 191079), (147, 172881), (171, 148617), (189, 134463), (337, 75411), (399, 63693), (441, 57627), (513, 49539), (567, 44821), (931, 27297), (1011, 25137), (1197, 21231), (1323, 19209), (1539, 16513), (2359, 10773), (2793, 9099), (3033, 8379), (3591, 7077), (3969, 6403)]