201993909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{21491}}^1$

素因数の和:21748

約数の個数: 16

約数和(自身を含む): 291259584

約数和(自身を除く): 89265675

約数列:

[1, 3, 13, 39, 241, 723, 3133, 9399, 21491, 64473, 279383, 838149, 5179331, 15537993, 67331303, 201993909]

約数ペア:

[(1, 201993909), (3, 67331303), (13, 15537993), (39, 5179331), (241, 838149), (723, 279383), (3133, 64473), (9399, 21491)]