2490804945

素因数分解:

$3^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{13967}}^1$

素因数の和:15302

約数の個数: 32

約数和(自身を含む): 4431767040

約数和(自身を除く): 1940962095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1321, 3963, 6605, 11889, 13967, 19815, 35667, 41901, 59445, 69835, 125703, 178335, 209505, 377109, 628515, 1885545, 18450407, 55351221, 92252035, 166053663, 276756105, 498160989, 830268315, 2490804945]

約数ペア:

[(1, 2490804945), (3, 830268315), (5, 498160989), (9, 276756105), (15, 166053663), (27, 92252035), (45, 55351221), (135, 18450407), (1321, 1885545), (3963, 628515), (6605, 377109), (11889, 209505), (13967, 178335), (19815, 125703), (35667, 69835), (41901, 59445)]