49961821

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 64149624

約数和(自身を除く): 14187803

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 1913, 2009, 3731, 13391, 24869, 26117, 78433, 93737, 174083, 549031, 1019629, 1218581, 3843217, 7137403, 49961821]

約数ペア:

[(1, 49961821), (7, 7137403), (13, 3843217), (41, 1218581), (49, 1019629), (91, 549031), (287, 174083), (533, 93737), (637, 78433), (1913, 26117), (2009, 24869), (3731, 13391)]