201990887

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3467}}^1$

素因数の和:3551

約数の個数: 24

約数和(自身を含む): 249071760

約数和(自身を除く): 47080873

約数列:

[1, 7, 29, 41, 49, 203, 287, 1189, 1421, 2009, 3467, 8323, 24269, 58261, 100543, 142147, 169883, 703801, 995029, 4122263, 4926607, 6965203, 28855841, 201990887]

約数ペア:

[(1, 201990887), (7, 28855841), (29, 6965203), (41, 4926607), (49, 4122263), (203, 995029), (287, 703801), (1189, 169883), (1421, 142147), (2009, 100543), (3467, 58261), (8323, 24269)]