42918255

素因数分解:

$3^4\times 5^1\times {\mathrm{105971}}^1$

素因数の和:105988

約数の個数: 20

約数和(自身を含む): 76935672

約数和(自身を除く): 34017417

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 105971, 317913, 529855, 953739, 1589565, 2861217, 4768695, 8583651, 14306085, 42918255]

約数ペア:

[(1, 42918255), (3, 14306085), (5, 8583651), (9, 4768695), (15, 2861217), (27, 1589565), (45, 953739), (81, 529855), (135, 317913), (405, 105971)]