131647568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1367}}^1$

素因数の和:1851

約数の個数: 40

約数和(自身を含む): 275482368

約数和(自身を除く): 143834800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 463, 926, 1367, 1852, 2734, 3704, 5468, 6019, 7408, 10936, 12038, 17771, 21872, 24076, 35542, 48152, 71084, 96304, 142168, 284336, 632921, 1265842, 2531684, 5063368, 8227973, 10126736, 16455946, 32911892, 65823784, 131647568]

約数ペア:

[(1, 131647568), (2, 65823784), (4, 32911892), (8, 16455946), (13, 10126736), (16, 8227973), (26, 5063368), (52, 2531684), (104, 1265842), (208, 632921), (463, 284336), (926, 142168), (1367, 96304), (1852, 71084), (2734, 48152), (3704, 35542), (5468, 24076), (6019, 21872), (7408, 17771), (10936, 12038)]