28305473763

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70941037}}^1$

素因数の和:70941066

約数の個数: 16

約数和(自身を含む): 45402264320

約数和(自身を除く): 17096790557

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 70941037, 212823111, 496587259, 1347879703, 1489761777, 4043639109, 9435157921, 28305473763]

約数ペア:

[(1, 28305473763), (3, 9435157921), (7, 4043639109), (19, 1489761777), (21, 1347879703), (57, 496587259), (133, 212823111), (399, 70941037)]