2665178235

素因数分解:

$3^4\times 5^1\times {\mathrm{6580687}}^1$

素因数の和:6580704

約数の個数: 20

約数和(自身を含む): 4777579488

約数和(自身を除く): 2112401253

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6580687, 19742061, 32903435, 59226183, 98710305, 177678549, 296130915, 533035647, 888392745, 2665178235]

約数ペア:

[(1, 2665178235), (3, 888392745), (5, 533035647), (9, 296130915), (15, 177678549), (27, 98710305), (45, 59226183), (81, 32903435), (135, 19742061), (405, 6580687)]