2178123156729

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{6205479079}}^1$

素因数の和:6205479101

約数の個数: 16

約数和(自身を含む): 3475068284800

約数和(自身を除く): 1296945128071

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 6205479079, 18616437237, 55849311711, 80671228027, 167547935133, 242013684081, 726041052243, 2178123156729]

約数ペア:

[(1, 2178123156729), (3, 726041052243), (9, 242013684081), (13, 167547935133), (27, 80671228027), (39, 55849311711), (117, 18616437237), (351, 6205479079)]