247654914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{47389}}^1$

素因数の和:47474

約数の個数: 32

約数和(自身を含む): 541383360

約数和(自身を除く): 293728446

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 47389, 94778, 142167, 284334, 616057, 1232114, 1848171, 3175063, 3696342, 6350126, 9525189, 19050378, 41275819, 82551638, 123827457, 247654914]

約数ペア:

[(1, 247654914), (2, 123827457), (3, 82551638), (6, 41275819), (13, 19050378), (26, 9525189), (39, 6350126), (67, 3696342), (78, 3175063), (134, 1848171), (201, 1232114), (402, 616057), (871, 284334), (1742, 142167), (2613, 94778), (5226, 47389)]