81178876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{1993}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 150746400

約数和(自身を除く): 69567524

約数列:

[1, 2, 4, 17, 34, 68, 599, 1198, 1993, 2396, 3986, 7972, 10183, 20366, 33881, 40732, 67762, 135524, 1193807, 2387614, 4775228, 20294719, 40589438, 81178876]

約数ペア:

[(1, 81178876), (2, 40589438), (4, 20294719), (17, 4775228), (34, 2387614), (68, 1193807), (599, 135524), (1198, 67762), (1993, 40732), (2396, 33881), (3986, 20366), (7972, 10183)]