68678181

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 127999872

約数和(自身を除く): 59321691

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 43, 51, 73, 99, 117, 129, 143, 153, 187, 219, 221, 387, 429, 473, 559, 561, 657, 663, 731, 803, 949, 1241, 1287, 1419, 1677, 1683, 1989, 2193, 2409, 2431, 2847, 3139, 3723, 4257, 5031, 6149, 6579, 7227, 7293, 8041, 8541, 9417, 9503, 10439, 11169, 13651, 16133, 18447, 21879, 24123, 28251, 28509, 31317, 34529, 40807, 40953, 48399, 53363, 55341, 72369, 85527, 93951, 103587, 104533, 122421, 122859, 145197, 160089, 177463, 310761, 313599, 367263, 448877, 480267, 532389, 586993, 693719, 940797, 1346631, 1597167, 1760979, 2081157, 4039893, 5282937, 6243471, 7630909, 22892727, 68678181]

約数ペア:

[(1, 68678181), (3, 22892727), (9, 7630909), (11, 6243471), (13, 5282937), (17, 4039893), (33, 2081157), (39, 1760979), (43, 1597167), (51, 1346631), (73, 940797), (99, 693719), (117, 586993), (129, 532389), (143, 480267), (153, 448877), (187, 367263), (219, 313599), (221, 310761), (387, 177463), (429, 160089), (473, 145197), (559, 122859), (561, 122421), (657, 104533), (663, 103587), (731, 93951), (803, 85527), (949, 72369), (1241, 55341), (1287, 53363), (1419, 48399), (1677, 40953), (1683, 40807), (1989, 34529), (2193, 31317), (2409, 28509), (2431, 28251), (2847, 24123), (3139, 21879), (3723, 18447), (4257, 16133), (5031, 13651), (6149, 11169), (6579, 10439), (7227, 9503), (7293, 9417), (8041, 8541)]