157559818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1019}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 269035200

約数和(自身を除く): 111475382

約数列:

[1, 2, 13, 19, 26, 38, 247, 313, 494, 626, 1019, 2038, 4069, 5947, 8138, 11894, 13247, 19361, 26494, 38722, 77311, 154622, 251693, 318947, 503386, 637894, 4146311, 6059993, 8292622, 12119986, 78779909, 157559818]

約数ペア:

[(1, 157559818), (2, 78779909), (13, 12119986), (19, 8292622), (26, 6059993), (38, 4146311), (247, 637894), (313, 503386), (494, 318947), (626, 251693), (1019, 154622), (2038, 77311), (4069, 38722), (5947, 26494), (8138, 19361), (11894, 13247)]