1245715744

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{427787}}^1$

素因数の和:427817

約数の個数: 48

約数和(自身を含む): 3018472128

約数和(自身を除く): 1772756384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 427787, 855574, 1711148, 2994509, 3422296, 5561231, 5989018, 6844592, 11122462, 11978036, 13689184, 22244924, 23956072, 38928617, 44489848, 47912144, 77857234, 88979696, 95824288, 155714468, 177959392, 311428936, 622857872, 1245715744]

約数ペア:

[(1, 1245715744), (2, 622857872), (4, 311428936), (7, 177959392), (8, 155714468), (13, 95824288), (14, 88979696), (16, 77857234), (26, 47912144), (28, 44489848), (32, 38928617), (52, 23956072), (56, 22244924), (91, 13689184), (104, 11978036), (112, 11122462), (182, 6844592), (208, 5989018), (224, 5561231), (364, 3422296), (416, 2994509), (728, 1711148), (1456, 855574), (2912, 427787)]