415095399

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{20879}}^1$

素因数の和:20979

約数の個数: 18

約数和(自身を含む): 612640080

約数和(自身を除く): 197544681

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 19881, 20879, 62637, 187911, 981313, 2943939, 8831817, 46121711, 138365133, 415095399]

約数ペア:

[(1, 415095399), (3, 138365133), (9, 46121711), (47, 8831817), (141, 2943939), (423, 981313), (2209, 187911), (6627, 62637), (19881, 20879)]