40107873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21881}}^1$

素因数の和:21944

約数の個数: 16

約数和(自身を含む): 58818816

約数和(自身を除く): 18710943

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 21881, 65643, 284453, 853359, 1028407, 3085221, 13369291, 40107873]

約数ペア:

[(1, 40107873), (3, 13369291), (13, 3085221), (39, 1028407), (47, 853359), (141, 284453), (611, 65643), (1833, 21881)]