218992039

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{2083}}^1$

素因数の和:2766

約数の個数: 16

約数和(自身を含む): 261683712

約数和(自身を除く): 42691673

約数列:

[1, 7, 23, 161, 653, 2083, 4571, 14581, 15019, 47909, 105133, 335363, 1360199, 9521393, 31284577, 218992039]

約数ペア:

[(1, 218992039), (7, 31284577), (23, 9521393), (161, 1360199), (653, 335363), (2083, 105133), (4571, 47909), (14581, 15019)]