520070021919

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{417577}}^1$

素因数の和:418016

約数の個数: 48

約数和(自身を含む): 877074149952

約数和(自身を除く): 357004128033

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 373, 477, 1113, 1119, 2611, 3339, 3357, 7833, 19769, 23499, 59307, 138383, 177921, 415149, 417577, 1245447, 1252731, 2923039, 3758193, 8769117, 22131581, 26307351, 66394743, 154921067, 155756221, 199184229, 464763201, 467268663, 1090293547, 1394289603, 1401805989, 3270880641, 8255079713, 9812641923, 24765239139, 57785557991, 74295717417, 173356673973, 520070021919]

約数ペア:

[(1, 520070021919), (3, 173356673973), (7, 74295717417), (9, 57785557991), (21, 24765239139), (53, 9812641923), (63, 8255079713), (159, 3270880641), (371, 1401805989), (373, 1394289603), (477, 1090293547), (1113, 467268663), (1119, 464763201), (2611, 199184229), (3339, 155756221), (3357, 154921067), (7833, 66394743), (19769, 26307351), (23499, 22131581), (59307, 8769117), (138383, 3758193), (177921, 2923039), (415149, 1252731), (417577, 1245447)]