127914215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 193536000

約数和(自身を除く): 65621785

約数列:

[1, 5, 11, 13, 29, 31, 55, 65, 143, 145, 155, 199, 319, 341, 377, 403, 715, 899, 995, 1595, 1705, 1885, 2015, 2189, 2587, 4147, 4433, 4495, 5771, 6169, 9889, 10945, 11687, 12935, 20735, 22165, 28457, 28855, 30845, 49445, 58435, 63481, 67859, 75023, 80197, 128557, 142285, 178901, 317405, 339295, 375115, 400985, 642785, 825253, 882167, 894505, 1967911, 2325713, 4126265, 4410835, 9839555, 11628565, 25582843, 127914215]

約数ペア:

[(1, 127914215), (5, 25582843), (11, 11628565), (13, 9839555), (29, 4410835), (31, 4126265), (55, 2325713), (65, 1967911), (143, 894505), (145, 882167), (155, 825253), (199, 642785), (319, 400985), (341, 375115), (377, 339295), (403, 317405), (715, 178901), (899, 142285), (995, 128557), (1595, 80197), (1705, 75023), (1885, 67859), (2015, 63481), (2189, 58435), (2587, 49445), (4147, 30845), (4433, 28855), (4495, 28457), (5771, 22165), (6169, 20735), (9889, 12935), (10945, 11687)]