8643404

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 20301120

約数和(自身を除く): 11657716

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 211, 266, 308, 418, 422, 532, 539, 836, 844, 931, 1078, 1463, 1477, 1862, 2156, 2321, 2926, 2954, 3724, 4009, 4642, 5852, 5908, 8018, 9284, 10241, 10339, 16036, 16247, 20482, 20678, 28063, 32494, 40964, 41356, 44099, 56126, 64988, 88198, 112252, 113729, 176396, 196441, 227458, 308693, 392882, 454916, 617386, 785764, 1234772, 2160851, 4321702, 8643404]

約数ペア:

[(1, 8643404), (2, 4321702), (4, 2160851), (7, 1234772), (11, 785764), (14, 617386), (19, 454916), (22, 392882), (28, 308693), (38, 227458), (44, 196441), (49, 176396), (76, 113729), (77, 112252), (98, 88198), (133, 64988), (154, 56126), (196, 44099), (209, 41356), (211, 40964), (266, 32494), (308, 28063), (418, 20678), (422, 20482), (532, 16247), (539, 16036), (836, 10339), (844, 10241), (931, 9284), (1078, 8018), (1463, 5908), (1477, 5852), (1862, 4642), (2156, 4009), (2321, 3724), (2926, 2954)]