221570336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{532621}}^1$

素因数の和:532644

約数の個数: 24

約数和(自身を含む): 469772604

約数和(自身を除く): 248202268

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 532621, 1065242, 2130484, 4260968, 6924073, 8521936, 13848146, 17043872, 27696292, 55392584, 110785168, 221570336]

約数ペア:

[(1, 221570336), (2, 110785168), (4, 55392584), (8, 27696292), (13, 17043872), (16, 13848146), (26, 8521936), (32, 6924073), (52, 4260968), (104, 2130484), (208, 1065242), (416, 532621)]