78615878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{1993}}^1$

素因数の和:2180

約数の個数: 24

約数和(自身を含む): 130479384

約数和(自身を除く): 51863506

約数列:

[1, 2, 11, 22, 121, 163, 242, 326, 1793, 1993, 3586, 3986, 19723, 21923, 39446, 43846, 241153, 324859, 482306, 649718, 3573449, 7146898, 39307939, 78615878]

約数ペア:

[(1, 78615878), (2, 39307939), (11, 7146898), (22, 3573449), (121, 649718), (163, 482306), (242, 324859), (326, 241153), (1793, 43846), (1993, 39446), (3586, 21923), (3986, 19723)]