298561298

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21563}}^1$

素因数の和:21638

約数の個数: 32

約数和(自身を含む): 546518016

約数和(自身を除く): 247956718

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1978, 6923, 13846, 21563, 43126, 150941, 301882, 495949, 927209, 991898, 1854418, 3471643, 6490463, 6943286, 12980926, 21325807, 42651614, 149280649, 298561298]

約数ペア:

[(1, 298561298), (2, 149280649), (7, 42651614), (14, 21325807), (23, 12980926), (43, 6943286), (46, 6490463), (86, 3471643), (161, 1854418), (301, 991898), (322, 927209), (602, 495949), (989, 301882), (1978, 150941), (6923, 43126), (13846, 21563)]