128332358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 247919616

約数和(自身を除く): 119587258

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 97, 121, 142, 154, 194, 242, 497, 679, 781, 847, 994, 1067, 1331, 1358, 1562, 1694, 2134, 2662, 5467, 6887, 7469, 8591, 9317, 10934, 11737, 13774, 14938, 17182, 18634, 23474, 48209, 60137, 75757, 82159, 94501, 96418, 120274, 129107, 151514, 164318, 189002, 258214, 530299, 661507, 833327, 903749, 1060598, 1323014, 1666654, 1807498, 5833289, 9166597, 11666578, 18333194, 64166179, 128332358]

約数ペア:

[(1, 128332358), (2, 64166179), (7, 18333194), (11, 11666578), (14, 9166597), (22, 5833289), (71, 1807498), (77, 1666654), (97, 1323014), (121, 1060598), (142, 903749), (154, 833327), (194, 661507), (242, 530299), (497, 258214), (679, 189002), (781, 164318), (847, 151514), (994, 129107), (1067, 120274), (1331, 96418), (1358, 94501), (1562, 82159), (1694, 75757), (2134, 60137), (2662, 48209), (5467, 23474), (6887, 18634), (7469, 17182), (8591, 14938), (9317, 13774), (10934, 11737)]