71370783

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1997}}^1$

素因数の和:2052

約数の個数: 36

約数和(自身を含む): 118753128

約数和(自身を除く): 47382345

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 361, 627, 1083, 1881, 1997, 3249, 3971, 5991, 11913, 17973, 21967, 35739, 37943, 65901, 113829, 197703, 341487, 417373, 720917, 1252119, 2162751, 3756357, 6488253, 7930087, 23790261, 71370783]

約数ペア:

[(1, 71370783), (3, 23790261), (9, 7930087), (11, 6488253), (19, 3756357), (33, 2162751), (57, 1252119), (99, 720917), (171, 417373), (209, 341487), (361, 197703), (627, 113829), (1083, 65901), (1881, 37943), (1997, 35739), (3249, 21967), (3971, 17973), (5991, 11913)]