28285642

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1427

約数の個数: 48

約数和(自身を含む): 56717280

約数和(自身を除く): 28431638

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1381, 1463, 1862, 2762, 2926, 9667, 10241, 15191, 19334, 20482, 26239, 30382, 52478, 67669, 106337, 135338, 183673, 212674, 288629, 367346, 577258, 744359, 1285711, 1488718, 2020403, 2571422, 4040806, 14142821, 28285642]

約数ペア:

[(1, 28285642), (2, 14142821), (7, 4040806), (11, 2571422), (14, 2020403), (19, 1488718), (22, 1285711), (38, 744359), (49, 577258), (77, 367346), (98, 288629), (133, 212674), (154, 183673), (209, 135338), (266, 106337), (418, 67669), (539, 52478), (931, 30382), (1078, 26239), (1381, 20482), (1463, 19334), (1862, 15191), (2762, 10241), (2926, 9667)]