16255421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2447}}^1$

素因数の和:2540

約数の個数: 16

約数和(自身を含む): 20289024

約数和(自身を除く): 4033603

約数列:

[1, 7, 13, 73, 91, 511, 949, 2447, 6643, 17129, 31811, 178631, 222677, 1250417, 2322203, 16255421]

約数ペア:

[(1, 16255421), (7, 2322203), (13, 1250417), (73, 222677), (91, 178631), (511, 31811), (949, 17129), (2447, 6643)]