201921084

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{719}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 530712000

約数和(自身を除く): 328790916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 269, 348, 522, 538, 719, 807, 1044, 1076, 1438, 1614, 2157, 2421, 2876, 3228, 4314, 4842, 6471, 7801, 8628, 9684, 12942, 15602, 20851, 23403, 25884, 31204, 41702, 46806, 62553, 70209, 83404, 93612, 125106, 140418, 187659, 193411, 250212, 280836, 375318, 386822, 580233, 750636, 773644, 1160466, 1740699, 2320932, 3481398, 5608919, 6962796, 11217838, 16826757, 22435676, 33653514, 50480271, 67307028, 100960542, 201921084]

約数ペア:

[(1, 201921084), (2, 100960542), (3, 67307028), (4, 50480271), (6, 33653514), (9, 22435676), (12, 16826757), (18, 11217838), (29, 6962796), (36, 5608919), (58, 3481398), (87, 2320932), (116, 1740699), (174, 1160466), (261, 773644), (269, 750636), (348, 580233), (522, 386822), (538, 375318), (719, 280836), (807, 250212), (1044, 193411), (1076, 187659), (1438, 140418), (1614, 125106), (2157, 93612), (2421, 83404), (2876, 70209), (3228, 62553), (4314, 46806), (4842, 41702), (6471, 31204), (7801, 25884), (8628, 23403), (9684, 20851), (12942, 15602)]