778202217

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17011}}^1$

素因数の和:17070

約数の個数: 48

約数和(自身を含む): 1337551488

約数和(自身を除く): 559349271

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 69, 117, 153, 207, 221, 299, 391, 663, 897, 1173, 1989, 2691, 3519, 5083, 15249, 17011, 45747, 51033, 153099, 221143, 289187, 391253, 663429, 867561, 1173759, 1990287, 2602683, 3521277, 3759431, 5086289, 6651301, 11278293, 15258867, 19953903, 33834879, 45776601, 59861709, 86466913, 259400739, 778202217]

約数ペア:

[(1, 778202217), (3, 259400739), (9, 86466913), (13, 59861709), (17, 45776601), (23, 33834879), (39, 19953903), (51, 15258867), (69, 11278293), (117, 6651301), (153, 5086289), (207, 3759431), (221, 3521277), (299, 2602683), (391, 1990287), (663, 1173759), (897, 867561), (1173, 663429), (1989, 391253), (2691, 289187), (3519, 221143), (5083, 153099), (15249, 51033), (17011, 45747)]