68212557

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1097}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 120165120

約数和(自身を除く): 51952563

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 987, 1097, 1269, 1323, 2303, 2961, 3291, 6909, 7679, 8883, 9873, 20727, 23037, 29619, 51559, 53753, 62181, 69111, 154677, 161259, 207333, 360913, 464031, 483777, 1082739, 1392093, 1451331, 2526391, 3248217, 7579173, 9744651, 22737519, 68212557]

約数ペア:

[(1, 68212557), (3, 22737519), (7, 9744651), (9, 7579173), (21, 3248217), (27, 2526391), (47, 1451331), (49, 1392093), (63, 1082739), (141, 483777), (147, 464031), (189, 360913), (329, 207333), (423, 161259), (441, 154677), (987, 69111), (1097, 62181), (1269, 53753), (1323, 51559), (2303, 29619), (2961, 23037), (3291, 20727), (6909, 9873), (7679, 8883)]