16404773

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 5437147

約数列:

[1, 7, 11, 23, 59, 77, 157, 161, 253, 413, 649, 1099, 1357, 1727, 1771, 3611, 4543, 9263, 9499, 12089, 14927, 25277, 39721, 64841, 101893, 104489, 213049, 278047, 713251, 1491343, 2343539, 16404773]

約数ペア:

[(1, 16404773), (7, 2343539), (11, 1491343), (23, 713251), (59, 278047), (77, 213049), (157, 104489), (161, 101893), (253, 64841), (413, 39721), (649, 25277), (1099, 14927), (1357, 12089), (1727, 9499), (1771, 9263), (3611, 4543)]