61215765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13649}}^1$

素因数の和:13693

約数の個数: 32

約数和(自身を含む): 110073600

約数和(自身を除く): 48857835

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 13649, 40947, 68245, 177437, 204735, 313927, 532311, 887185, 941781, 1569635, 2661555, 4081051, 4708905, 12243153, 20405255, 61215765]

約数ペア:

[(1, 61215765), (3, 20405255), (5, 12243153), (13, 4708905), (15, 4081051), (23, 2661555), (39, 1569635), (65, 941781), (69, 887185), (115, 532311), (195, 313927), (299, 204735), (345, 177437), (897, 68245), (1495, 40947), (4485, 13649)]