311056884

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 799730568

約数和(自身を除く): 488673684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 281, 291, 317, 388, 562, 582, 634, 843, 873, 951, 1124, 1164, 1268, 1686, 1746, 1902, 2529, 2853, 3372, 3492, 3804, 5058, 5706, 10116, 11412, 27257, 30749, 54514, 61498, 81771, 89077, 92247, 109028, 122996, 163542, 178154, 184494, 245313, 267231, 276741, 327084, 356308, 368988, 490626, 534462, 553482, 801693, 981252, 1068924, 1106964, 1603386, 3206772, 8640469, 17280938, 25921407, 34561876, 51842814, 77764221, 103685628, 155528442, 311056884]

約数ペア:

[(1, 311056884), (2, 155528442), (3, 103685628), (4, 77764221), (6, 51842814), (9, 34561876), (12, 25921407), (18, 17280938), (36, 8640469), (97, 3206772), (194, 1603386), (281, 1106964), (291, 1068924), (317, 981252), (388, 801693), (562, 553482), (582, 534462), (634, 490626), (843, 368988), (873, 356308), (951, 327084), (1124, 276741), (1164, 267231), (1268, 245313), (1686, 184494), (1746, 178154), (1902, 163542), (2529, 122996), (2853, 109028), (3372, 92247), (3492, 89077), (3804, 81771), (5058, 61498), (5706, 54514), (10116, 30749), (11412, 27257)]