66172617

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 113123712

約数和(自身を除く): 46951095

約数列:

[1, 3, 7, 9, 21, 61, 63, 67, 183, 201, 257, 427, 469, 549, 603, 771, 1281, 1407, 1799, 2313, 3843, 4087, 4221, 5397, 12261, 15677, 16191, 17219, 28609, 36783, 47031, 51657, 85827, 109739, 120533, 141093, 154971, 257481, 329217, 361599, 987651, 1050359, 1084797, 3151077, 7352513, 9453231, 22057539, 66172617]

約数ペア:

[(1, 66172617), (3, 22057539), (7, 9453231), (9, 7352513), (21, 3151077), (61, 1084797), (63, 1050359), (67, 987651), (183, 361599), (201, 329217), (257, 257481), (427, 154971), (469, 141093), (549, 120533), (603, 109739), (771, 85827), (1281, 51657), (1407, 47031), (1799, 36783), (2313, 28609), (3843, 17219), (4087, 16191), (4221, 15677), (5397, 12261)]