215565916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{31387}}^1$

素因数の和:31509

約数の個数: 24

約数和(自身を含む): 403398576

約数和(自身を除く): 187832660

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3434, 6868, 31387, 62774, 125548, 533579, 1067158, 2134316, 3170087, 6340174, 12680348, 53891479, 107782958, 215565916]

約数ペア:

[(1, 215565916), (2, 107782958), (4, 53891479), (17, 12680348), (34, 6340174), (68, 3170087), (101, 2134316), (202, 1067158), (404, 533579), (1717, 125548), (3434, 62774), (6868, 31387)]