215513636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{6761}}^1$

素因数の和:7391

約数の個数: 24

約数和(自身を含む): 406883064

約数和(自身を除く): 191369428

約数列:

[1, 2, 4, 13, 26, 52, 613, 1226, 2452, 6761, 7969, 13522, 15938, 27044, 31876, 87893, 175786, 351572, 4144493, 8288986, 16577972, 53878409, 107756818, 215513636]

約数ペア:

[(1, 215513636), (2, 107756818), (4, 53878409), (13, 16577972), (26, 8288986), (52, 4144493), (613, 351572), (1226, 175786), (2452, 87893), (6761, 31876), (7969, 27044), (13522, 15938)]