51252885

素因数分解:

$3^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{857}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 91428480

約数和(自身を除く): 40175595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 443, 857, 1329, 2215, 2571, 3987, 4285, 6645, 7713, 11961, 12855, 19935, 23139, 38565, 59805, 115695, 379651, 1138953, 1898255, 3416859, 5694765, 10250577, 17084295, 51252885]

約数ペア:

[(1, 51252885), (3, 17084295), (5, 10250577), (9, 5694765), (15, 3416859), (27, 1898255), (45, 1138953), (135, 379651), (443, 115695), (857, 59805), (1329, 38565), (2215, 23139), (2571, 19935), (3987, 12855), (4285, 11961), (6645, 7713)]