207788229

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{373}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 348663744

約数和(自身を除く): 140875515

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 331, 373, 561, 993, 1119, 1683, 2979, 3357, 3641, 4103, 5627, 6341, 10923, 12309, 16881, 19023, 32769, 36927, 50643, 57069, 61897, 69751, 123463, 185691, 209253, 370389, 557073, 627759, 1111167, 1358093, 2098871, 4074279, 6296613, 12222837, 18889839, 23087581, 69262743, 207788229]

約数ペア:

[(1, 207788229), (3, 69262743), (9, 23087581), (11, 18889839), (17, 12222837), (33, 6296613), (51, 4074279), (99, 2098871), (153, 1358093), (187, 1111167), (331, 627759), (373, 557073), (561, 370389), (993, 209253), (1119, 185691), (1683, 123463), (2979, 69751), (3357, 61897), (3641, 57069), (4103, 50643), (5627, 36927), (6341, 32769), (10923, 19023), (12309, 16881)]