16669161

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 24845184

約数和(自身を除く): 8176023

約数列:

[1, 3, 9, 47, 141, 157, 251, 423, 471, 753, 1413, 2259, 7379, 11797, 22137, 35391, 39407, 66411, 106173, 118221, 354663, 1852129, 5556387, 16669161]

約数ペア:

[(1, 16669161), (3, 5556387), (9, 1852129), (47, 354663), (141, 118221), (157, 106173), (251, 66411), (423, 39407), (471, 35391), (753, 22137), (1413, 11797), (2259, 7379)]