211324455

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2437}}^1$

素因数の和:2536

約数の個数: 48

約数和(自身を含む): 383370624

約数和(自身を除く): 172046169

約数列:

[1, 3, 5, 9, 15, 41, 45, 47, 123, 141, 205, 235, 369, 423, 615, 705, 1845, 1927, 2115, 2437, 5781, 7311, 9635, 12185, 17343, 21933, 28905, 36555, 86715, 99917, 109665, 114539, 299751, 343617, 499585, 572695, 899253, 1030851, 1498755, 1718085, 4496265, 4696099, 5154255, 14088297, 23480495, 42264891, 70441485, 211324455]

約数ペア:

[(1, 211324455), (3, 70441485), (5, 42264891), (9, 23480495), (15, 14088297), (41, 5154255), (45, 4696099), (47, 4496265), (123, 1718085), (141, 1498755), (205, 1030851), (235, 899253), (369, 572695), (423, 499585), (615, 343617), (705, 299751), (1845, 114539), (1927, 109665), (2115, 99917), (2437, 86715), (5781, 36555), (7311, 28905), (9635, 21933), (12185, 17343)]