81105486

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:870

約数の個数: 96

約数和(自身を含む): 212751360

約数和(自身を除く): 131645874

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 49, 62, 66, 77, 93, 98, 147, 154, 186, 217, 231, 294, 341, 434, 462, 539, 651, 682, 809, 1023, 1078, 1302, 1519, 1617, 1618, 2046, 2387, 2427, 3038, 3234, 4557, 4774, 4854, 5663, 7161, 8899, 9114, 11326, 14322, 16709, 16989, 17798, 25079, 26697, 33418, 33978, 39641, 50127, 50158, 53394, 62293, 75237, 79282, 100254, 118923, 124586, 150474, 175553, 186879, 237846, 275869, 351106, 373758, 436051, 526659, 551738, 827607, 872102, 1053318, 1228871, 1308153, 1655214, 1931083, 2457742, 2616306, 3686613, 3862166, 5793249, 7373226, 11586498, 13517581, 27035162, 40552743, 81105486]

約数ペア:

[(1, 81105486), (2, 40552743), (3, 27035162), (6, 13517581), (7, 11586498), (11, 7373226), (14, 5793249), (21, 3862166), (22, 3686613), (31, 2616306), (33, 2457742), (42, 1931083), (49, 1655214), (62, 1308153), (66, 1228871), (77, 1053318), (93, 872102), (98, 827607), (147, 551738), (154, 526659), (186, 436051), (217, 373758), (231, 351106), (294, 275869), (341, 237846), (434, 186879), (462, 175553), (539, 150474), (651, 124586), (682, 118923), (809, 100254), (1023, 79282), (1078, 75237), (1302, 62293), (1519, 53394), (1617, 50158), (1618, 50127), (2046, 39641), (2387, 33978), (2427, 33418), (3038, 26697), (3234, 25079), (4557, 17798), (4774, 16989), (4854, 16709), (5663, 14322), (7161, 11326), (8899, 9114)]