53390979

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 79449552

約数和(自身を除く): 26058573

約数列:

[1, 3, 9, 41, 123, 257, 369, 563, 771, 1689, 2313, 5067, 10537, 23083, 31611, 69249, 94833, 144691, 207747, 434073, 1302219, 5932331, 17796993, 53390979]

約数ペア:

[(1, 53390979), (3, 17796993), (9, 5932331), (41, 1302219), (123, 434073), (257, 207747), (369, 144691), (563, 94833), (771, 69249), (1689, 31611), (2313, 23083), (5067, 10537)]