18402417

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{61961}}^1$

素因数の和:61981

約数の個数: 16

約数和(自身を含む): 29741760

約数和(自身を除く): 11339343

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 61961, 185883, 557649, 681571, 1672947, 2044713, 6134139, 18402417]

約数ペア:

[(1, 18402417), (3, 6134139), (9, 2044713), (11, 1672947), (27, 681571), (33, 557649), (99, 185883), (297, 61961)]