80090829

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 150151680

約数和(自身を除く): 70060851

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 91, 111, 117, 189, 259, 273, 333, 351, 481, 777, 819, 881, 999, 1443, 2331, 2457, 2643, 3367, 4329, 6167, 6993, 7929, 10101, 11453, 12987, 18501, 23787, 30303, 32597, 34359, 55503, 80171, 90909, 97791, 103077, 166509, 228179, 240513, 293373, 309231, 423761, 684537, 721539, 880119, 1271283, 2053611, 2164617, 2966327, 3813849, 6160833, 8898981, 11441547, 26696943, 80090829]

約数ペア:

[(1, 80090829), (3, 26696943), (7, 11441547), (9, 8898981), (13, 6160833), (21, 3813849), (27, 2966327), (37, 2164617), (39, 2053611), (63, 1271283), (91, 880119), (111, 721539), (117, 684537), (189, 423761), (259, 309231), (273, 293373), (333, 240513), (351, 228179), (481, 166509), (777, 103077), (819, 97791), (881, 90909), (999, 80171), (1443, 55503), (2331, 34359), (2457, 32597), (2643, 30303), (3367, 23787), (4329, 18501), (6167, 12987), (6993, 11453), (7929, 10101)]