680969187

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3319}}^1$

素因数の和:3497

約数の個数: 40

約数和(自身を含む): 1084644000

約数和(自身を除く): 403674813

約数列:

[1, 3, 9, 17, 27, 51, 81, 149, 153, 447, 459, 1341, 1377, 2533, 3319, 4023, 7599, 9957, 12069, 22797, 29871, 56423, 68391, 89613, 169269, 205173, 268839, 494531, 507807, 1483593, 1523421, 4450779, 4570263, 8407027, 13352337, 25221081, 40057011, 75663243, 226989729, 680969187]

約数ペア:

[(1, 680969187), (3, 226989729), (9, 75663243), (17, 40057011), (27, 25221081), (51, 13352337), (81, 8407027), (149, 4570263), (153, 4450779), (447, 1523421), (459, 1483593), (1341, 507807), (1377, 494531), (2533, 268839), (3319, 205173), (4023, 169269), (7599, 89613), (9957, 68391), (12069, 56423), (22797, 29871)]