29148255

素因数分解:

$3^4\times 5^1\times {\mathrm{71971}}^1$

素因数の和:71988

約数の個数: 20

約数和(自身を含む): 52251672

約数和(自身を除く): 23103417

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 71971, 215913, 359855, 647739, 1079565, 1943217, 3238695, 5829651, 9716085, 29148255]

約数ペア:

[(1, 29148255), (3, 9716085), (5, 5829651), (9, 3238695), (15, 1943217), (27, 1079565), (45, 647739), (81, 359855), (135, 215913), (405, 71971)]