245531

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:142

約数の個数: 16

約数和(自身を含む): 308448

約数和(自身を除く): 62917

約数列:

[1, 11, 13, 17, 101, 143, 187, 221, 1111, 1313, 1717, 2431, 14443, 18887, 22321, 245531]

約数ペア:

[(1, 245531), (11, 22321), (13, 18887), (17, 14443), (101, 2431), (143, 1717), (187, 1313), (221, 1111)]