281029388624

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{823}}^1\times {\mathrm{220019}}^1$

素因数の和:220947

約数の個数: 40

約数和(自身を含む): 550778706240

約数和(自身を除く): 269749317616

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 823, 1552, 1646, 3292, 6584, 13168, 79831, 159662, 220019, 319324, 440038, 638648, 880076, 1277296, 1760152, 3520304, 21341843, 42683686, 85367372, 170734744, 181075637, 341469488, 362151274, 724302548, 1448605096, 2897210192, 17564336789, 35128673578, 70257347156, 140514694312, 281029388624]

約数ペア:

[(1, 281029388624), (2, 140514694312), (4, 70257347156), (8, 35128673578), (16, 17564336789), (97, 2897210192), (194, 1448605096), (388, 724302548), (776, 362151274), (823, 341469488), (1552, 181075637), (1646, 170734744), (3292, 85367372), (6584, 42683686), (13168, 21341843), (79831, 3520304), (159662, 1760152), (220019, 1277296), (319324, 880076), (440038, 638648)]