1267609581

素因数分解:

$3^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{8699}}^1$

素因数の和:8975

約数の個数: 40

約数和(自身を含む): 2172772800

約数和(自身を除く): 905163219

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 257, 567, 771, 1799, 2313, 5397, 6939, 8699, 16191, 20817, 26097, 48573, 60893, 78291, 145719, 182679, 234873, 548037, 704619, 1644111, 2235643, 4932333, 6706929, 15649501, 20120787, 46948503, 60362361, 140845509, 181087083, 422536527, 1267609581]

約数ペア:

[(1, 1267609581), (3, 422536527), (7, 181087083), (9, 140845509), (21, 60362361), (27, 46948503), (63, 20120787), (81, 15649501), (189, 6706929), (257, 4932333), (567, 2235643), (771, 1644111), (1799, 704619), (2313, 548037), (5397, 234873), (6939, 182679), (8699, 145719), (16191, 78291), (20817, 60893), (26097, 48573)]