27948105

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9001}}^1$

素因数の和:9038

約数の個数: 32

約数和(自身を含む): 51851520

約数和(自身を除く): 23903415

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 9001, 27003, 45005, 81009, 135015, 207023, 243027, 405045, 621069, 1035115, 1215135, 1863207, 3105345, 5589621, 9316035, 27948105]

約数ペア:

[(1, 27948105), (3, 9316035), (5, 5589621), (9, 3105345), (15, 1863207), (23, 1215135), (27, 1035115), (45, 621069), (69, 405045), (115, 243027), (135, 207023), (207, 135015), (345, 81009), (621, 45005), (1035, 27003), (3105, 9001)]