211221630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2417}}^1$

素因数の和:3401

約数の個数: 48

約数和(自身を含む): 549969264

約数和(自身を除く): 338747634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 971, 1942, 2417, 2913, 4834, 4855, 5826, 7251, 8739, 9710, 12085, 14502, 14565, 17478, 21753, 24170, 29130, 36255, 43506, 43695, 72510, 87390, 108765, 217530, 2346907, 4693814, 7040721, 11734535, 14081442, 21122163, 23469070, 35203605, 42244326, 70407210, 105610815, 211221630]

約数ペア:

[(1, 211221630), (2, 105610815), (3, 70407210), (5, 42244326), (6, 35203605), (9, 23469070), (10, 21122163), (15, 14081442), (18, 11734535), (30, 7040721), (45, 4693814), (90, 2346907), (971, 217530), (1942, 108765), (2417, 87390), (2913, 72510), (4834, 43695), (4855, 43506), (5826, 36255), (7251, 29130), (8739, 24170), (9710, 21753), (12085, 17478), (14502, 14565)]