208650168

素因数分解:

$2^3\times 3^4\times {\mathrm{321991}}^1$

素因数の和:322009

約数の個数: 40

約数和(自身を含む): 584415480

約数和(自身を除く): 375765312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 321991, 643982, 965973, 1287964, 1931946, 2575928, 2897919, 3863892, 5795838, 7727784, 8693757, 11591676, 17387514, 23183352, 26081271, 34775028, 52162542, 69550056, 104325084, 208650168]

約数ペア:

[(1, 208650168), (2, 104325084), (3, 69550056), (4, 52162542), (6, 34775028), (8, 26081271), (9, 23183352), (12, 17387514), (18, 11591676), (24, 8693757), (27, 7727784), (36, 5795838), (54, 3863892), (72, 2897919), (81, 2575928), (108, 1931946), (162, 1287964), (216, 965973), (324, 643982), (648, 321991)]