916720145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{18919}}^1$

素因数の和:19816

約数の個数: 16

約数和(自身を含む): 1201495680

約数和(自身を除く): 284775535

約数列:

[1, 5, 11, 55, 881, 4405, 9691, 18919, 48455, 94595, 208109, 1040545, 16667639, 83338195, 183344029, 916720145]

約数ペア:

[(1, 916720145), (5, 183344029), (11, 83338195), (55, 16667639), (881, 1040545), (4405, 208109), (9691, 94595), (18919, 48455)]