6640146

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 15402816

約数和(自身を除く): 8762670

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 207, 258, 373, 387, 414, 746, 774, 989, 1119, 1978, 2238, 2967, 3357, 5934, 6714, 8579, 8901, 16039, 17158, 17802, 25737, 32078, 48117, 51474, 77211, 96234, 144351, 154422, 288702, 368897, 737794, 1106691, 2213382, 3320073, 6640146]

約数ペア:

[(1, 6640146), (2, 3320073), (3, 2213382), (6, 1106691), (9, 737794), (18, 368897), (23, 288702), (43, 154422), (46, 144351), (69, 96234), (86, 77211), (129, 51474), (138, 48117), (207, 32078), (258, 25737), (373, 17802), (387, 17158), (414, 16039), (746, 8901), (774, 8579), (989, 6714), (1119, 5934), (1978, 3357), (2238, 2967)]