40985609

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 51020928

約数和(自身を除く): 10035319

約数列:

[1, 7, 23, 41, 49, 161, 287, 887, 943, 1127, 2009, 6209, 6601, 20401, 36367, 43463, 46207, 142807, 254569, 836441, 999649, 1781983, 5855087, 40985609]

約数ペア:

[(1, 40985609), (7, 5855087), (23, 1781983), (41, 999649), (49, 836441), (161, 254569), (287, 142807), (887, 46207), (943, 43463), (1127, 36367), (2009, 20401), (6209, 6601)]