42513255

素因数分解:

$3^4\times 5^1\times {\mathrm{104971}}^1$

素因数の和:104988

約数の個数: 20

約数和(自身を含む): 76209672

約数和(自身を除く): 33696417

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 104971, 314913, 524855, 944739, 1574565, 2834217, 4723695, 8502651, 14171085, 42513255]

約数ペア:

[(1, 42513255), (3, 14171085), (5, 8502651), (9, 4723695), (15, 2834217), (27, 1574565), (45, 944739), (81, 524855), (135, 314913), (405, 104971)]