19088025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 36479808

約数和(自身を除く): 17391783

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 1361, 2805, 4083, 4675, 6805, 14025, 14971, 20415, 23137, 34025, 44913, 69411, 74855, 102075, 115685, 224565, 254507, 347055, 374275, 578425, 763521, 1122825, 1272535, 1735275, 3817605, 6362675, 19088025]

約数ペア:

[(1, 19088025), (3, 6362675), (5, 3817605), (11, 1735275), (15, 1272535), (17, 1122825), (25, 763521), (33, 578425), (51, 374275), (55, 347055), (75, 254507), (85, 224565), (165, 115685), (187, 102075), (255, 74855), (275, 69411), (425, 44913), (561, 34025), (825, 23137), (935, 20415), (1275, 14971), (1361, 14025), (2805, 6805), (4083, 4675)]