28951196288

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{455093}}^1$

素因数の和:455185

約数の個数: 64

約数和(自身を含む): 66844206720

約数和(自身を除く): 37893010432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1988, 2272, 3976, 4544, 7952, 9088, 15904, 31808, 63616, 455093, 910186, 1820372, 3185651, 3640744, 6371302, 7281488, 12742604, 14562976, 25485208, 29125952, 32311603, 50970416, 58251904, 64623206, 101940832, 129246412, 203881664, 226181221, 258492824, 407763328, 452362442, 516985648, 904724884, 1033971296, 1809449768, 2067942592, 3618899536, 4135885184, 7237799072, 14475598144, 28951196288]

約数ペア:

[(1, 28951196288), (2, 14475598144), (4, 7237799072), (7, 4135885184), (8, 3618899536), (14, 2067942592), (16, 1809449768), (28, 1033971296), (32, 904724884), (56, 516985648), (64, 452362442), (71, 407763328), (112, 258492824), (128, 226181221), (142, 203881664), (224, 129246412), (284, 101940832), (448, 64623206), (497, 58251904), (568, 50970416), (896, 32311603), (994, 29125952), (1136, 25485208), (1988, 14562976), (2272, 12742604), (3976, 7281488), (4544, 6371302), (7952, 3640744), (9088, 3185651), (15904, 1820372), (31808, 910186), (63616, 455093)]