291316293

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{14653}}^1$

素因数の和:14753

約数の個数: 18

約数和(自身を含む): 429963014

約数和(自身を除く): 138646721

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 14653, 19881, 43959, 131877, 688691, 2066073, 6198219, 32368477, 97105431, 291316293]

約数ペア:

[(1, 291316293), (3, 97105431), (9, 32368477), (47, 6198219), (141, 2066073), (423, 688691), (2209, 131877), (6627, 43959), (14653, 19881)]