26844778881

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 41974826400

約数和(自身を除く): 15130047519

約数列:

[1, 3, 9, 19, 57, 73, 89, 171, 219, 267, 331, 657, 801, 993, 1387, 1691, 2979, 4161, 5073, 5329, 6289, 6497, 12483, 15219, 15987, 18867, 19491, 24163, 29459, 47961, 56601, 58473, 72489, 88377, 101251, 123443, 217467, 265131, 303753, 370329, 459097, 474281, 559721, 911259, 1110987, 1377291, 1422843, 1679163, 1763899, 2150507, 4131873, 4268529, 5037489, 5291697, 6451521, 9011339, 15875091, 19354563, 27034017, 33514081, 40859633, 81102051, 100542243, 122578899, 156987011, 301626729, 367736697, 470961033, 1412883099, 2982753209, 8948259627, 26844778881]

約数ペア:

[(1, 26844778881), (3, 8948259627), (9, 2982753209), (19, 1412883099), (57, 470961033), (73, 367736697), (89, 301626729), (171, 156987011), (219, 122578899), (267, 100542243), (331, 81102051), (657, 40859633), (801, 33514081), (993, 27034017), (1387, 19354563), (1691, 15875091), (2979, 9011339), (4161, 6451521), (5073, 5291697), (5329, 5037489), (6289, 4268529), (6497, 4131873), (12483, 2150507), (15219, 1763899), (15987, 1679163), (18867, 1422843), (19491, 1377291), (24163, 1110987), (29459, 911259), (47961, 559721), (56601, 474281), (58473, 459097), (72489, 370329), (88377, 303753), (101251, 265131), (123443, 217467)]