65248173

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 38535507

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 197, 243, 261, 423, 591, 783, 1269, 1363, 1773, 2349, 3807, 4089, 5319, 5713, 7047, 9259, 11421, 12267, 15957, 17139, 27777, 36801, 47871, 51417, 83331, 110403, 154251, 249993, 268511, 331209, 462753, 749979, 805533, 1388259, 2249937, 2416599, 7249797, 21749391, 65248173]

約数ペア:

[(1, 65248173), (3, 21749391), (9, 7249797), (27, 2416599), (29, 2249937), (47, 1388259), (81, 805533), (87, 749979), (141, 462753), (197, 331209), (243, 268511), (261, 249993), (423, 154251), (591, 110403), (783, 83331), (1269, 51417), (1363, 47871), (1773, 36801), (2349, 27777), (3807, 17139), (4089, 15957), (5319, 12267), (5713, 11421), (7047, 9259)]