813330723

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{449}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 1150848000

約数和(自身を除く): 337517277

約数列:

[1, 3, 29, 47, 87, 141, 443, 449, 1329, 1347, 1363, 4089, 12847, 13021, 20821, 21103, 38541, 39063, 62463, 63309, 198907, 596721, 603809, 611987, 1811427, 1835961, 5768303, 9348629, 17304909, 28045887, 271110241, 813330723]

約数ペア:

[(1, 813330723), (3, 271110241), (29, 28045887), (47, 17304909), (87, 9348629), (141, 5768303), (443, 1835961), (449, 1811427), (1329, 611987), (1347, 603809), (1363, 596721), (4089, 198907), (12847, 63309), (13021, 62463), (20821, 39063), (21103, 38541)]