2878456

素因数分解:

$2^3\times 7^3\times {\mathrm{1049}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 6300000

約数和(自身を除く): 3421544

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1049, 1372, 2098, 2744, 4196, 7343, 8392, 14686, 29372, 51401, 58744, 102802, 205604, 359807, 411208, 719614, 1439228, 2878456]

約数ペア:

[(1, 2878456), (2, 1439228), (4, 719614), (7, 411208), (8, 359807), (14, 205604), (28, 102802), (49, 58744), (56, 51401), (98, 29372), (196, 14686), (343, 8392), (392, 7343), (686, 4196), (1049, 2744), (1372, 2098)]