291267819

素因数分解:

$3^5\times {\mathrm{271}}^1\times {\mathrm{4423}}^1$

素因数の和:4709

約数の個数: 24

約数和(自身を含む): 438011392

約数和(自身を除く): 146743573

約数列:

[1, 3, 9, 27, 81, 243, 271, 813, 2439, 4423, 7317, 13269, 21951, 39807, 65853, 119421, 358263, 1074789, 1198633, 3595899, 10787697, 32363091, 97089273, 291267819]

約数ペア:

[(1, 291267819), (3, 97089273), (9, 32363091), (27, 10787697), (81, 3595899), (243, 1198633), (271, 1074789), (813, 358263), (2439, 119421), (4423, 65853), (7317, 39807), (13269, 21951)]