17143221

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 23488704

約数和(自身を除く): 6345483

約数列:

[1, 3, 53, 137, 159, 411, 787, 2361, 7261, 21783, 41711, 107819, 125133, 323457, 5714407, 17143221]

約数ペア:

[(1, 17143221), (3, 5714407), (53, 323457), (137, 125133), (159, 107819), (411, 41711), (787, 21783), (2361, 7261)]