641136321

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{8161}}^1$

素因数の和:8246

約数の個数: 48

約数和(自身を含む): 1120479360

約数和(自身を除く): 479343039

約数列:

[1, 3, 7, 9, 21, 29, 43, 63, 87, 129, 203, 261, 301, 387, 609, 903, 1247, 1827, 2709, 3741, 8161, 8729, 11223, 24483, 26187, 57127, 73449, 78561, 171381, 236669, 350923, 514143, 710007, 1052769, 1656683, 2130021, 2456461, 3158307, 4970049, 7369383, 10176767, 14910147, 22108149, 30530301, 71237369, 91590903, 213712107, 641136321]

約数ペア:

[(1, 641136321), (3, 213712107), (7, 91590903), (9, 71237369), (21, 30530301), (29, 22108149), (43, 14910147), (63, 10176767), (87, 7369383), (129, 4970049), (203, 3158307), (261, 2456461), (301, 2130021), (387, 1656683), (609, 1052769), (903, 710007), (1247, 514143), (1827, 350923), (2709, 236669), (3741, 171381), (8161, 78561), (8729, 73449), (11223, 57127), (24483, 26187)]