140831684

素因数分解:

$2^2\times 7^3\times {\mathrm{102647}}^1$

素因数の和:102672

約数の個数: 24

約数和(自身を含む): 287414400

約数和(自身を除く): 146582716

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 102647, 205294, 410588, 718529, 1437058, 2874116, 5029703, 10059406, 20118812, 35207921, 70415842, 140831684]

約数ペア:

[(1, 140831684), (2, 70415842), (4, 35207921), (7, 20118812), (14, 10059406), (28, 5029703), (49, 2874116), (98, 1437058), (196, 718529), (343, 410588), (686, 205294), (1372, 102647)]