201145439

素因数分解:

${\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 226823520

約数和(自身を除く): 25678081

約数列:

[1, 11, 101, 109, 121, 151, 1111, 1199, 1661, 11009, 12221, 13189, 15251, 16459, 18271, 121099, 167761, 181049, 1332089, 1662359, 1845371, 1991539, 18285949, 201145439]

約数ペア:

[(1, 201145439), (11, 18285949), (101, 1991539), (109, 1845371), (121, 1662359), (151, 1332089), (1111, 181049), (1199, 167761), (1661, 121099), (11009, 18271), (12221, 16459), (13189, 15251)]