218362221

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{315097}}^1$

素因数の和:315121

約数の個数: 24

約数和(自身を含む): 393242304

約数和(自身を除く): 174880083

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 315097, 945291, 2205679, 2835873, 3466067, 6617037, 10398201, 19851111, 24262469, 31194603, 72787407, 218362221]

約数ペア:

[(1, 218362221), (3, 72787407), (7, 31194603), (9, 24262469), (11, 19851111), (21, 10398201), (33, 6617037), (63, 3466067), (77, 2835873), (99, 2205679), (231, 945291), (693, 315097)]