72919561

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 87171392

約数和(自身を除く): 14251831

約数列:

[1, 11, 13, 121, 143, 151, 307, 1573, 1661, 1963, 3377, 3991, 18271, 21593, 37147, 43901, 46357, 237523, 482911, 509927, 602641, 5609197, 6629051, 72919561]

約数ペア:

[(1, 72919561), (11, 6629051), (13, 5609197), (121, 602641), (143, 509927), (151, 482911), (307, 237523), (1573, 46357), (1661, 43901), (1963, 37147), (3377, 21593), (3991, 18271)]