1851355197

素因数分解:

$3^4\times {\mathrm{1667}}^1\times {\mathrm{13711}}^1$

素因数の和:15390

約数の個数: 20

約数和(自身を含む): 2767465536

約数和(自身を除く): 916110339

約数列:

[1, 3, 9, 27, 81, 1667, 5001, 13711, 15003, 41133, 45009, 123399, 135027, 370197, 1110591, 22856237, 68568711, 205706133, 617118399, 1851355197]

約数ペア:

[(1, 1851355197), (3, 617118399), (9, 205706133), (27, 68568711), (81, 22856237), (1667, 1110591), (5001, 370197), (13711, 135027), (15003, 123399), (41133, 45009)]