221470876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{27809}}^1$

素因数の和:28005

約数の個数: 24

約数和(自身を含む): 425159280

約数和(自身を除く): 203688404

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 27809, 55618, 111236, 305899, 611798, 1223596, 5033429, 10066858, 20133716, 55367719, 110735438, 221470876]

約数ペア:

[(1, 221470876), (2, 110735438), (4, 55367719), (11, 20133716), (22, 10066858), (44, 5033429), (181, 1223596), (362, 611798), (724, 305899), (1991, 111236), (3982, 55618), (7964, 27809)]