7131781809

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1493}}^1\times {\mathrm{3469}}^1$

素因数の和:4991

約数の個数: 40

約数和(自身を含む): 11291144040

約数和(自身を除く): 4159362231

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1493, 3469, 4479, 10407, 13437, 25381, 31221, 40311, 58973, 76143, 93663, 120933, 176919, 228429, 280989, 530757, 685287, 1592271, 2055861, 4776813, 5179217, 15537651, 46612953, 88046689, 139838859, 264140067, 419516577, 792420201, 2377260603, 7131781809]

約数ペア:

[(1, 7131781809), (3, 2377260603), (9, 792420201), (17, 419516577), (27, 264140067), (51, 139838859), (81, 88046689), (153, 46612953), (459, 15537651), (1377, 5179217), (1493, 4776813), (3469, 2055861), (4479, 1592271), (10407, 685287), (13437, 530757), (25381, 280989), (31221, 228429), (40311, 176919), (58973, 120933), (76143, 93663)]