7831828221

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{30637}}^1$

素因数の和:30738

約数の個数: 48

約数和(自身を含む): 12741486336

約数和(自身を除く): 4909658115

約数列:

[1, 3, 7, 21, 37, 47, 49, 111, 141, 147, 259, 329, 777, 987, 1739, 1813, 2303, 5217, 5439, 6909, 12173, 30637, 36519, 85211, 91911, 214459, 255633, 643377, 1133569, 1439939, 1501213, 3400707, 4319817, 4503639, 7934983, 10079573, 23804949, 30238719, 53277743, 55544881, 70557011, 159833229, 166634643, 211671033, 372944201, 1118832603, 2610609407, 7831828221]

約数ペア:

[(1, 7831828221), (3, 2610609407), (7, 1118832603), (21, 372944201), (37, 211671033), (47, 166634643), (49, 159833229), (111, 70557011), (141, 55544881), (147, 53277743), (259, 30238719), (329, 23804949), (777, 10079573), (987, 7934983), (1739, 4503639), (1813, 4319817), (2303, 3400707), (5217, 1501213), (5439, 1439939), (6909, 1133569), (12173, 643377), (30637, 255633), (36519, 214459), (85211, 91911)]