68231421

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 109090800

約数和(自身を除く): 40859379

約数列:

[1, 3, 9, 17, 41, 51, 73, 123, 149, 153, 219, 369, 447, 657, 697, 1241, 1341, 2091, 2533, 2993, 3723, 6109, 6273, 7599, 8979, 10877, 11169, 18327, 22797, 26937, 32631, 50881, 54981, 97893, 103853, 152643, 184909, 311559, 445957, 457929, 554727, 934677, 1337871, 1664181, 4013613, 7581269, 22743807, 68231421]

約数ペア:

[(1, 68231421), (3, 22743807), (9, 7581269), (17, 4013613), (41, 1664181), (51, 1337871), (73, 934677), (123, 554727), (149, 457929), (153, 445957), (219, 311559), (369, 184909), (447, 152643), (657, 103853), (697, 97893), (1241, 54981), (1341, 50881), (2091, 32631), (2533, 26937), (2993, 22797), (3723, 18327), (6109, 11169), (6273, 10877), (7599, 8979)]