209539062

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{56237}}^1$

素因数の和:56274

約数の個数: 40

約数和(自身を含む): 489945456

約数和(自身を除く): 280406394

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 56237, 112474, 168711, 337422, 506133, 1012266, 1293451, 1518399, 2586902, 3036798, 3880353, 4555197, 7760706, 9110394, 11641059, 23282118, 34923177, 69846354, 104769531, 209539062]

約数ペア:

[(1, 209539062), (2, 104769531), (3, 69846354), (6, 34923177), (9, 23282118), (18, 11641059), (23, 9110394), (27, 7760706), (46, 4555197), (54, 3880353), (69, 3036798), (81, 2586902), (138, 1518399), (162, 1293451), (207, 1012266), (414, 506133), (621, 337422), (1242, 168711), (1863, 112474), (3726, 56237)]