15568861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 5167139

約数列:

[1, 7, 11, 23, 59, 77, 149, 161, 253, 413, 649, 1043, 1357, 1639, 1771, 3427, 4543, 8791, 9499, 11473, 14927, 23989, 37697, 61537, 96701, 104489, 202193, 263879, 676907, 1415351, 2224123, 15568861]

約数ペア:

[(1, 15568861), (7, 2224123), (11, 1415351), (23, 676907), (59, 263879), (77, 202193), (149, 104489), (161, 96701), (253, 61537), (413, 37697), (649, 23989), (1043, 14927), (1357, 11473), (1639, 9499), (1771, 8791), (3427, 4543)]