28803339

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 42868800

約数和(自身を除く): 14065461

約数列:

[1, 3, 9, 47, 141, 149, 423, 447, 457, 1341, 1371, 4113, 7003, 21009, 21479, 63027, 64437, 68093, 193311, 204279, 612837, 3200371, 9601113, 28803339]

約数ペア:

[(1, 28803339), (3, 9601113), (9, 3200371), (47, 612837), (141, 204279), (149, 193311), (423, 68093), (447, 64437), (457, 63027), (1341, 21479), (1371, 21009), (4113, 7003)]