30381465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 51774336

約数和(自身を除く): 21392871

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 283, 421, 849, 1263, 1415, 2105, 4245, 4811, 6315, 7157, 14433, 21471, 24055, 35785, 72165, 107355, 119143, 357429, 595715, 1787145, 2025431, 6076293, 10127155, 30381465]

約数ペア:

[(1, 30381465), (3, 10127155), (5, 6076293), (15, 2025431), (17, 1787145), (51, 595715), (85, 357429), (255, 119143), (283, 107355), (421, 72165), (849, 35785), (1263, 24055), (1415, 21471), (2105, 14433), (4245, 7157), (4811, 6315)]