2051808213

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{82591}}^1$

素因数の和:82634

約数の個数: 36

約数和(自身を含む): 3446068608

約数和(自身を除く): 1394260395

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1911, 3549, 8281, 24843, 82591, 247773, 578137, 1073683, 1734411, 3221049, 4046959, 7515781, 12140877, 13957879, 22547343, 41873637, 52610467, 97705153, 157831401, 293115459, 683936071, 2051808213]

約数ペア:

[(1, 2051808213), (3, 683936071), (7, 293115459), (13, 157831401), (21, 97705153), (39, 52610467), (49, 41873637), (91, 22547343), (147, 13957879), (169, 12140877), (273, 7515781), (507, 4046959), (637, 3221049), (1183, 1734411), (1911, 1073683), (3549, 578137), (8281, 247773), (24843, 82591)]