273886263

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{61231}}^1$

素因数の和:61315

約数の個数: 24

約数和(自身を含む): 458505216

約数和(自身を除く): 184618953

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 61231, 183693, 428617, 551079, 1285851, 3857553, 4347401, 13042203, 30431807, 39126609, 91295421, 273886263]

約数ペア:

[(1, 273886263), (3, 91295421), (7, 39126609), (9, 30431807), (21, 13042203), (63, 4347401), (71, 3857553), (213, 1285851), (497, 551079), (639, 428617), (1491, 183693), (4473, 61231)]