128857086

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{761}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 292425120

約数和(自身を除く): 163568034

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 409, 414, 761, 818, 1227, 1522, 2283, 2454, 3681, 4566, 6849, 7362, 9407, 13698, 17503, 18814, 28221, 35006, 52509, 56442, 84663, 105018, 157527, 169326, 311249, 315054, 622498, 933747, 1867494, 2801241, 5602482, 7158727, 14317454, 21476181, 42952362, 64428543, 128857086]

約数ペア:

[(1, 128857086), (2, 64428543), (3, 42952362), (6, 21476181), (9, 14317454), (18, 7158727), (23, 5602482), (46, 2801241), (69, 1867494), (138, 933747), (207, 622498), (409, 315054), (414, 311249), (761, 169326), (818, 157527), (1227, 105018), (1522, 84663), (2283, 56442), (2454, 52509), (3681, 35006), (4566, 28221), (6849, 18814), (7362, 17503), (9407, 13698)]