387781636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{144479}}^1$

素因数の和:144555

約数の個数: 24

約数和(自身を含む): 752451840

約数和(自身を除く): 364670204

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 144479, 288958, 577916, 1589269, 3178538, 6357076, 8813219, 17626438, 35252876, 96945409, 193890818, 387781636]

約数ペア:

[(1, 387781636), (2, 193890818), (4, 96945409), (11, 35252876), (22, 17626438), (44, 8813219), (61, 6357076), (122, 3178538), (244, 1589269), (671, 577916), (1342, 288958), (2684, 144479)]