128901241

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{1489}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 150192000

約数和(自身を除く): 21290759

約数列:

[1, 7, 83, 149, 581, 1043, 1489, 10423, 12367, 86569, 123587, 221861, 865109, 1553027, 18414463, 128901241]

約数ペア:

[(1, 128901241), (7, 18414463), (83, 1553027), (149, 865109), (581, 221861), (1043, 123587), (1489, 86569), (10423, 12367)]