201397521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{303767}}^1$

素因数の和:303800

約数の個数: 16

約数和(自身を含む): 306198144

約数和(自身を除く): 104800623

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 303767, 911301, 3948971, 5164039, 11846913, 15492117, 67132507, 201397521]

約数ペア:

[(1, 201397521), (3, 67132507), (13, 15492117), (17, 11846913), (39, 5164039), (51, 3948971), (221, 911301), (663, 303767)]