81185094

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 189139392

約数和(自身を除く): 107954298

約数列:

[1, 2, 3, 6, 9, 18, 29, 31, 58, 62, 87, 93, 173, 174, 186, 261, 279, 346, 519, 522, 558, 841, 899, 1038, 1557, 1682, 1798, 2523, 2697, 3114, 5017, 5046, 5363, 5394, 7569, 8091, 10034, 10726, 15051, 15138, 16089, 16182, 26071, 30102, 32178, 45153, 48267, 52142, 78213, 90306, 96534, 145493, 155527, 156426, 234639, 290986, 311054, 436479, 466581, 469278, 872958, 933162, 1309437, 1399743, 2618874, 2799486, 4510283, 9020566, 13530849, 27061698, 40592547, 81185094]

約数ペア:

[(1, 81185094), (2, 40592547), (3, 27061698), (6, 13530849), (9, 9020566), (18, 4510283), (29, 2799486), (31, 2618874), (58, 1399743), (62, 1309437), (87, 933162), (93, 872958), (173, 469278), (174, 466581), (186, 436479), (261, 311054), (279, 290986), (346, 234639), (519, 156426), (522, 155527), (558, 145493), (841, 96534), (899, 90306), (1038, 78213), (1557, 52142), (1682, 48267), (1798, 45153), (2523, 32178), (2697, 30102), (3114, 26071), (5017, 16182), (5046, 16089), (5363, 15138), (5394, 15051), (7569, 10726), (8091, 10034)]