264385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 24

約数和(自身を含む): 383040

約数和(自身を除く): 118655

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 121, 209, 253, 437, 605, 1045, 1265, 2185, 2299, 2783, 4807, 11495, 13915, 24035, 52877, 264385]

約数ペア:

[(1, 264385), (5, 52877), (11, 24035), (19, 13915), (23, 11495), (55, 4807), (95, 2783), (115, 2299), (121, 2185), (209, 1265), (253, 1045), (437, 605)]