1213065217

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 1580601792

約数和(自身を除く): 367536575

約数列:

[1, 7, 13, 43, 49, 67, 91, 301, 469, 559, 637, 661, 871, 2107, 2881, 3283, 3913, 4627, 6097, 8593, 20167, 27391, 28423, 32389, 37453, 42679, 44287, 60151, 141169, 198961, 262171, 310009, 369499, 421057, 575731, 1392727, 1835197, 1904341, 2170063, 2586493, 4030117, 13330387, 18105451, 24756433, 28210819, 93312709, 173295031, 1213065217]

約数ペア:

[(1, 1213065217), (7, 173295031), (13, 93312709), (43, 28210819), (49, 24756433), (67, 18105451), (91, 13330387), (301, 4030117), (469, 2586493), (559, 2170063), (637, 1904341), (661, 1835197), (871, 1392727), (2107, 575731), (2881, 421057), (3283, 369499), (3913, 310009), (4627, 262171), (6097, 198961), (8593, 141169), (20167, 60151), (27391, 44287), (28423, 42679), (32389, 37453)]