221065361

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{15787}}^1$

素因数の和:15884

約数の個数: 16

約数和(自身を含む): 257660160

約数和(自身を除く): 36594799

約数列:

[1, 11, 19, 67, 209, 737, 1273, 14003, 15787, 173657, 299953, 1057729, 3299483, 11635019, 20096851, 221065361]

約数ペア:

[(1, 221065361), (11, 20096851), (19, 11635019), (67, 3299483), (209, 1057729), (737, 299953), (1273, 173657), (14003, 15787)]