77852745

素因数分解:

$3^4\times 5^1\times {\mathrm{192229}}^1$

素因数の和:192246

約数の個数: 20

約数和(自身を含む): 139558980

約数和(自身を除く): 61706235

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 192229, 576687, 961145, 1730061, 2883435, 5190183, 8650305, 15570549, 25950915, 77852745]

約数ペア:

[(1, 77852745), (3, 25950915), (5, 15570549), (9, 8650305), (15, 5190183), (27, 2883435), (45, 1730061), (81, 961145), (135, 576687), (405, 192229)]