29970213

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15683}}^1$

素因数の和:15713

約数の個数: 24

約数和(自身を含む): 50063328

約数和(自身を除く): 20093115

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 15683, 47049, 109781, 203879, 329343, 611637, 768467, 1427153, 2305401, 4281459, 9990071, 29970213]

約数ペア:

[(1, 29970213), (3, 9990071), (7, 4281459), (13, 2305401), (21, 1427153), (39, 768467), (49, 611637), (91, 329343), (147, 203879), (273, 109781), (637, 47049), (1911, 15683)]