81890171

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 99360000

約数和(自身を除く): 17469829

約数列:

[1, 11, 19, 29, 59, 209, 229, 319, 551, 649, 1121, 1711, 2519, 4351, 6061, 6641, 12331, 13511, 18821, 32509, 47861, 73051, 126179, 148621, 256709, 357599, 391819, 1387969, 2823799, 4310009, 7444561, 81890171]

約数ペア:

[(1, 81890171), (11, 7444561), (19, 4310009), (29, 2823799), (59, 1387969), (209, 391819), (229, 357599), (319, 256709), (551, 148621), (649, 126179), (1121, 73051), (1711, 47861), (2519, 32509), (4351, 18821), (6061, 13511), (6641, 12331)]