26181519

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3307}}^1$

素因数の和:3359

約数の個数: 32

約数和(自身を含む): 44459520

約数和(自身を除く): 18278001

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 3307, 7917, 9921, 23149, 42991, 69447, 95903, 128973, 287709, 300937, 671321, 902811, 1246739, 2013963, 3740217, 8727173, 26181519]

約数ペア:

[(1, 26181519), (3, 8727173), (7, 3740217), (13, 2013963), (21, 1246739), (29, 902811), (39, 671321), (87, 300937), (91, 287709), (203, 128973), (273, 95903), (377, 69447), (609, 42991), (1131, 23149), (2639, 9921), (3307, 7917)]