215411075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41227}}^1$

素因数の和:41267

約数の個数: 24

約数和(自身を含む): 306736320

約数和(自身を除く): 91325245

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 41227, 206135, 453497, 783313, 1030675, 2267485, 3916565, 8616443, 11337425, 19582825, 43082215, 215411075]

約数ペア:

[(1, 215411075), (5, 43082215), (11, 19582825), (19, 11337425), (25, 8616443), (55, 3916565), (95, 2267485), (209, 1030675), (275, 783313), (475, 453497), (1045, 206135), (5225, 41227)]