1900538983

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{217727}}^1$

素因数の和:217806

約数の個数: 16

約数和(自身を含む): 2299207680

約数和(自身を除く): 398668697

約数列:

[1, 7, 29, 43, 203, 301, 1247, 8729, 217727, 1524089, 6314083, 9362261, 44198581, 65535827, 271505569, 1900538983]

約数ペア:

[(1, 1900538983), (7, 271505569), (29, 65535827), (43, 44198581), (203, 9362261), (301, 6314083), (1247, 1524089), (8729, 217727)]