28205121078

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{31991}}^1$

素因数の和:32594

約数の個数: 64

約数和(自身を含む): 64956556800

約数和(自身を除く): 36751435722

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 563, 783, 1126, 1566, 1689, 3378, 5067, 10134, 15201, 16327, 30402, 31991, 32654, 48981, 63982, 95973, 97962, 146943, 191946, 287919, 293886, 440829, 575838, 863757, 881658, 927739, 1727514, 1855478, 2783217, 5566434, 8349651, 16699302, 18010933, 25048953, 36021866, 50097906, 54032799, 108065598, 162098397, 324196794, 486295191, 522317057, 972590382, 1044634114, 1566951171, 3133902342, 4700853513, 9401707026, 14102560539, 28205121078]

約数ペア:

[(1, 28205121078), (2, 14102560539), (3, 9401707026), (6, 4700853513), (9, 3133902342), (18, 1566951171), (27, 1044634114), (29, 972590382), (54, 522317057), (58, 486295191), (87, 324196794), (174, 162098397), (261, 108065598), (522, 54032799), (563, 50097906), (783, 36021866), (1126, 25048953), (1566, 18010933), (1689, 16699302), (3378, 8349651), (5067, 5566434), (10134, 2783217), (15201, 1855478), (16327, 1727514), (30402, 927739), (31991, 881658), (32654, 863757), (48981, 575838), (63982, 440829), (95973, 293886), (97962, 287919), (146943, 191946)]