2781643923

素因数分解:

$3^4\times {\mathrm{8297}}^1\times {\mathrm{4139}}^1$

素因数の和:12448

約数の個数: 20

約数和(自身を含む): 4156800120

約数和(自身を除く): 1375156197

約数列:

[1, 3, 9, 27, 81, 4139, 8297, 12417, 24891, 37251, 74673, 111753, 224019, 335259, 672057, 34341283, 103023849, 309071547, 927214641, 2781643923]

約数ペア:

[(1, 2781643923), (3, 927214641), (9, 309071547), (27, 103023849), (81, 34341283), (4139, 672057), (8297, 335259), (12417, 224019), (24891, 111753), (37251, 74673)]