78181455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3617}}^1$

素因数の和:3767

約数の個数: 32

約数和(自身を含む): 137541888

約数和(自身を除く): 59360433

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1441, 1965, 3617, 4323, 7205, 10851, 18085, 21615, 39787, 54255, 119361, 198935, 473827, 596805, 1421481, 2369135, 5212097, 7107405, 15636291, 26060485, 78181455]

約数ペア:

[(1, 78181455), (3, 26060485), (5, 15636291), (11, 7107405), (15, 5212097), (33, 2369135), (55, 1421481), (131, 596805), (165, 473827), (393, 198935), (655, 119361), (1441, 54255), (1965, 39787), (3617, 21615), (4323, 18085), (7205, 10851)]