81939033

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2243}}^1$

素因数の和:2307

約数の個数: 40

約数和(自身を含む): 136848096

約数和(自身を除く): 54909063

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 297, 369, 451, 891, 1107, 1353, 2243, 3321, 4059, 6729, 12177, 20187, 24673, 36531, 60561, 74019, 91963, 181683, 222057, 275889, 666171, 827667, 1011593, 1998513, 2483001, 3034779, 7449003, 9104337, 27313011, 81939033]

約数ペア:

[(1, 81939033), (3, 27313011), (9, 9104337), (11, 7449003), (27, 3034779), (33, 2483001), (41, 1998513), (81, 1011593), (99, 827667), (123, 666171), (297, 275889), (369, 222057), (451, 181683), (891, 91963), (1107, 74019), (1353, 60561), (2243, 36531), (3321, 24673), (4059, 20187), (6729, 12177)]