12771825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 23409216

約数和(自身を除く): 10637391

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 113, 137, 165, 275, 339, 411, 565, 685, 825, 1243, 1507, 1695, 2055, 2825, 3425, 3729, 4521, 6215, 7535, 8475, 10275, 15481, 18645, 22605, 31075, 37675, 46443, 77405, 93225, 113025, 170291, 232215, 387025, 510873, 851455, 1161075, 2554365, 4257275, 12771825]

約数ペア:

[(1, 12771825), (3, 4257275), (5, 2554365), (11, 1161075), (15, 851455), (25, 510873), (33, 387025), (55, 232215), (75, 170291), (113, 113025), (137, 93225), (165, 77405), (275, 46443), (339, 37675), (411, 31075), (565, 22605), (685, 18645), (825, 15481), (1243, 10275), (1507, 8475), (1695, 7535), (2055, 6215), (2825, 4521), (3425, 3729)]