223855929

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 387296000

約数和(自身を除く): 163440071

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 121, 171, 209, 279, 341, 349, 363, 589, 627, 1023, 1047, 1089, 1767, 1881, 2299, 3069, 3141, 3751, 3839, 5301, 6479, 6631, 6897, 10819, 11253, 11517, 19437, 19893, 20691, 32457, 33759, 34551, 42229, 58311, 59679, 71269, 72941, 97371, 119009, 126687, 205561, 213807, 218823, 357027, 380061, 616683, 641421, 656469, 802351, 1071081, 1309099, 1850049, 2261171, 2407053, 3927297, 6783513, 7221159, 11781891, 20350539, 24872881, 74618643, 223855929]

約数ペア:

[(1, 223855929), (3, 74618643), (9, 24872881), (11, 20350539), (19, 11781891), (31, 7221159), (33, 6783513), (57, 3927297), (93, 2407053), (99, 2261171), (121, 1850049), (171, 1309099), (209, 1071081), (279, 802351), (341, 656469), (349, 641421), (363, 616683), (589, 380061), (627, 357027), (1023, 218823), (1047, 213807), (1089, 205561), (1767, 126687), (1881, 119009), (2299, 97371), (3069, 72941), (3141, 71269), (3751, 59679), (3839, 58311), (5301, 42229), (6479, 34551), (6631, 33759), (6897, 32457), (10819, 20691), (11253, 19893), (11517, 19437)]