199277517

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 281318400

約数和(自身を除く): 82040883

約数列:

[1, 3, 31, 73, 93, 149, 197, 219, 447, 591, 2263, 4619, 6107, 6789, 10877, 13857, 14381, 18321, 29353, 32631, 43143, 88059, 337187, 445811, 909943, 1011561, 1337433, 2142769, 2729829, 6428307, 66425839, 199277517]

約数ペア:

[(1, 199277517), (3, 66425839), (31, 6428307), (73, 2729829), (93, 2142769), (149, 1337433), (197, 1011561), (219, 909943), (447, 445811), (591, 337187), (2263, 88059), (4619, 43143), (6107, 32631), (6789, 29353), (10877, 18321), (13857, 14381)]