857065455

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 1636218144

約数和(自身を除く): 779152689

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 281, 405, 443, 459, 765, 843, 1329, 1377, 1405, 2215, 2295, 2529, 3987, 4215, 4777, 6645, 6885, 7531, 7587, 11961, 12645, 14331, 19935, 22593, 22761, 23885, 35883, 37655, 37935, 42993, 59805, 67779, 71655, 112965, 113805, 124483, 128979, 179415, 203337, 214965, 338895, 373449, 386937, 610011, 622415, 644895, 1016685, 1120347, 1867245, 1934685, 2116211, 3050055, 3361041, 5601735, 6348633, 10083123, 10581055, 16805205, 19045899, 31743165, 50415615, 57137697, 95229495, 171413091, 285688485, 857065455]

約数ペア:

[(1, 857065455), (3, 285688485), (5, 171413091), (9, 95229495), (15, 57137697), (17, 50415615), (27, 31743165), (45, 19045899), (51, 16805205), (81, 10581055), (85, 10083123), (135, 6348633), (153, 5601735), (255, 3361041), (281, 3050055), (405, 2116211), (443, 1934685), (459, 1867245), (765, 1120347), (843, 1016685), (1329, 644895), (1377, 622415), (1405, 610011), (2215, 386937), (2295, 373449), (2529, 338895), (3987, 214965), (4215, 203337), (4777, 179415), (6645, 128979), (6885, 124483), (7531, 113805), (7587, 112965), (11961, 71655), (12645, 67779), (14331, 59805), (19935, 42993), (22593, 37935), (22761, 37655), (23885, 35883)]