223864137

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6449}}^1$

素因数の和:6510

約数の個数: 48

約数和(自身を含む): 402480000

約数和(自身を除く): 178615863

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1653, 1827, 3857, 4959, 6449, 11571, 19347, 34713, 45143, 58041, 122531, 135429, 187021, 367593, 406287, 561063, 857717, 1102779, 1309147, 1683189, 2573151, 3553399, 3927441, 7719453, 10660197, 11782323, 24873793, 31980591, 74621379, 223864137]

約数ペア:

[(1, 223864137), (3, 74621379), (7, 31980591), (9, 24873793), (19, 11782323), (21, 10660197), (29, 7719453), (57, 3927441), (63, 3553399), (87, 2573151), (133, 1683189), (171, 1309147), (203, 1102779), (261, 857717), (399, 561063), (551, 406287), (609, 367593), (1197, 187021), (1653, 135429), (1827, 122531), (3857, 58041), (4959, 45143), (6449, 34713), (11571, 19347)]