311916339

素因数分解:

$3^4\times 7^1\times {\mathrm{550117}}^1$

素因数の和:550136

約数の個数: 20

約数和(自身を含む): 532514224

約数和(自身を除く): 220597885

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 550117, 1650351, 3850819, 4951053, 11552457, 14853159, 34657371, 44559477, 103972113, 311916339]

約数ペア:

[(1, 311916339), (3, 103972113), (7, 44559477), (9, 34657371), (21, 14853159), (27, 11552457), (63, 4951053), (81, 3850819), (189, 1650351), (567, 550117)]