2811468

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 7680960

約数和(自身を除く): 4869492

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 59, 66, 76, 114, 118, 132, 177, 209, 228, 236, 354, 361, 418, 627, 649, 708, 722, 836, 1083, 1121, 1254, 1298, 1444, 1947, 2166, 2242, 2508, 2596, 3363, 3894, 3971, 4332, 4484, 6726, 7788, 7942, 11913, 12331, 13452, 15884, 21299, 23826, 24662, 36993, 42598, 47652, 49324, 63897, 73986, 85196, 127794, 147972, 234289, 255588, 468578, 702867, 937156, 1405734, 2811468]

約数ペア:

[(1, 2811468), (2, 1405734), (3, 937156), (4, 702867), (6, 468578), (11, 255588), (12, 234289), (19, 147972), (22, 127794), (33, 85196), (38, 73986), (44, 63897), (57, 49324), (59, 47652), (66, 42598), (76, 36993), (114, 24662), (118, 23826), (132, 21299), (177, 15884), (209, 13452), (228, 12331), (236, 11913), (354, 7942), (361, 7788), (418, 6726), (627, 4484), (649, 4332), (708, 3971), (722, 3894), (836, 3363), (1083, 2596), (1121, 2508), (1254, 2242), (1298, 2166), (1444, 1947)]