47990306

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 91163520

約数和(自身を除く): 43173214

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 139, 182, 271, 278, 542, 637, 973, 1274, 1807, 1897, 1946, 3523, 3614, 3794, 6811, 7046, 12649, 13279, 13622, 24661, 25298, 26558, 37669, 49322, 75338, 88543, 172627, 177086, 263683, 345254, 489697, 527366, 979394, 1845781, 3427879, 3691562, 6855758, 23995153, 47990306]

約数ペア:

[(1, 47990306), (2, 23995153), (7, 6855758), (13, 3691562), (14, 3427879), (26, 1845781), (49, 979394), (91, 527366), (98, 489697), (139, 345254), (182, 263683), (271, 177086), (278, 172627), (542, 88543), (637, 75338), (973, 49322), (1274, 37669), (1807, 26558), (1897, 25298), (1946, 24661), (3523, 13622), (3614, 13279), (3794, 12649), (6811, 7046)]