67520401

素因数分解:

${\mathrm{13}}^3\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 16

約数和(自身を含む): 74322640

約数和(自身を除く): 6802239

約数列:

[1, 13, 73, 169, 421, 949, 2197, 5473, 12337, 30733, 71149, 160381, 399529, 924937, 5193877, 67520401]

約数ペア:

[(1, 67520401), (13, 5193877), (73, 924937), (169, 399529), (421, 160381), (949, 71149), (2197, 30733), (5473, 12337)]