211676522421

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3121}}^1\times {\mathrm{35491}}^1$

素因数の和:38642

約数の個数: 48

約数和(自身を含む): 353692828608

約数和(自身を除く): 142016306187

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 3121, 9363, 21847, 35491, 40573, 65541, 106473, 121719, 152929, 248437, 284011, 458787, 461383, 745311, 852033, 1384149, 1739059, 1988077, 3229681, 5217177, 5964231, 9689043, 22607767, 67823301, 110767411, 332302233, 775371877, 1439976343, 2326115631, 4319929029, 5427603139, 10079834401, 16282809417, 30239503203, 70558840807, 211676522421]

約数ペア:

[(1, 211676522421), (3, 70558840807), (7, 30239503203), (13, 16282809417), (21, 10079834401), (39, 5427603139), (49, 4319929029), (91, 2326115631), (147, 1439976343), (273, 775371877), (637, 332302233), (1911, 110767411), (3121, 67823301), (9363, 22607767), (21847, 9689043), (35491, 5964231), (40573, 5217177), (65541, 3229681), (106473, 1988077), (121719, 1739059), (152929, 1384149), (248437, 852033), (284011, 745311), (458787, 461383)]