54808515

素因数分解:

$3^3\times 5^1\times {\mathrm{405989}}^1$

素因数の和:406003

約数の個数: 16

約数和(自身を含む): 97437600

約数和(自身を除く): 42629085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 405989, 1217967, 2029945, 3653901, 6089835, 10961703, 18269505, 54808515]

約数ペア:

[(1, 54808515), (3, 18269505), (5, 10961703), (9, 6089835), (15, 3653901), (27, 2029945), (45, 1217967), (135, 405989)]