42778935

素因数分解:

$3^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 77759136

約数和(自身を除く): 34980201

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 243, 257, 405, 411, 685, 771, 1215, 1233, 1285, 2055, 2313, 3699, 3855, 6165, 6939, 11097, 11565, 18495, 20817, 33291, 34695, 35209, 55485, 62451, 104085, 105627, 166455, 176045, 312255, 316881, 528135, 950643, 1584405, 2851929, 4753215, 8555787, 14259645, 42778935]

約数ペア:

[(1, 42778935), (3, 14259645), (5, 8555787), (9, 4753215), (15, 2851929), (27, 1584405), (45, 950643), (81, 528135), (135, 316881), (137, 312255), (243, 176045), (257, 166455), (405, 105627), (411, 104085), (685, 62451), (771, 55485), (1215, 35209), (1233, 34695), (1285, 33291), (2055, 20817), (2313, 18495), (3699, 11565), (3855, 11097), (6165, 6939)]