203005197

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{22993}}^1$

素因数の和:23114

約数の個数: 20

約数和(自身を含む): 306050140

約数和(自身を除く): 103044943

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 22993, 68979, 206937, 620811, 1862433, 2506237, 7518711, 22556133, 67668399, 203005197]

約数ペア:

[(1, 203005197), (3, 67668399), (9, 22556133), (27, 7518711), (81, 2506237), (109, 1862433), (327, 620811), (981, 206937), (2943, 68979), (8829, 22993)]