221781703

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{10271}}^1$

素因数の和:10446

約数の個数: 16

約数和(自身を含む): 262305792

約数和(自身を除く): 40524089

約数列:

[1, 11, 13, 143, 151, 1661, 1963, 10271, 21593, 112981, 133523, 1468753, 1550921, 17060131, 20161973, 221781703]

約数ペア:

[(1, 221781703), (11, 20161973), (13, 17060131), (143, 1550921), (151, 1468753), (1661, 133523), (1963, 112981), (10271, 21593)]