51198399

素因数分解:

$3^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 56

約数和(自身を含む): 89538560

約数和(自身を除く): 38340161

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 127, 189, 237, 243, 381, 553, 567, 711, 729, 889, 1143, 1659, 1701, 2133, 2667, 3429, 4977, 5103, 6399, 8001, 10033, 10287, 14931, 19197, 24003, 30099, 30861, 44793, 57591, 70231, 72009, 90297, 92583, 134379, 210693, 216027, 270891, 403137, 632079, 648081, 812673, 1896237, 2438019, 5688711, 7314057, 17066133, 51198399]

約数ペア:

[(1, 51198399), (3, 17066133), (7, 7314057), (9, 5688711), (21, 2438019), (27, 1896237), (63, 812673), (79, 648081), (81, 632079), (127, 403137), (189, 270891), (237, 216027), (243, 210693), (381, 134379), (553, 92583), (567, 90297), (711, 72009), (729, 70231), (889, 57591), (1143, 44793), (1659, 30861), (1701, 30099), (2133, 24003), (2667, 19197), (3429, 14931), (4977, 10287), (5103, 10033), (6399, 8001)]