42808743

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{3547}}^1$

素因数の和:3708

約数の個数: 20

約数和(自身を含む): 64396200

約数和(自身を除く): 21587457

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 3547, 4023, 10641, 12069, 31923, 95769, 287307, 528503, 1585509, 4756527, 14269581, 42808743]

約数ペア:

[(1, 42808743), (3, 14269581), (9, 4756527), (27, 1585509), (81, 528503), (149, 287307), (447, 95769), (1341, 31923), (3547, 12069), (4023, 10641)]