6468255

素因数分解:

$3^4\times 5^1\times {\mathrm{15971}}^1$

素因数の和:15988

約数の個数: 20

約数和(自身を含む): 11595672

約数和(自身を除く): 5127417

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 15971, 47913, 79855, 143739, 239565, 431217, 718695, 1293651, 2156085, 6468255]

約数ペア:

[(1, 6468255), (3, 2156085), (5, 1293651), (9, 718695), (15, 431217), (27, 239565), (45, 143739), (81, 79855), (135, 47913), (405, 15971)]