28072688

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 60

約数和(自身を含む): 64417752

約数和(自身を除く): 36345064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 392, 427, 488, 587, 784, 854, 976, 1174, 1708, 2348, 2989, 3416, 4109, 4696, 5978, 6832, 8218, 9392, 11956, 16436, 23912, 28763, 32872, 35807, 47824, 57526, 65744, 71614, 115052, 143228, 230104, 250649, 286456, 460208, 501298, 572912, 1002596, 1754543, 2005192, 3509086, 4010384, 7018172, 14036344, 28072688]

約数ペア:

[(1, 28072688), (2, 14036344), (4, 7018172), (7, 4010384), (8, 3509086), (14, 2005192), (16, 1754543), (28, 1002596), (49, 572912), (56, 501298), (61, 460208), (98, 286456), (112, 250649), (122, 230104), (196, 143228), (244, 115052), (392, 71614), (427, 65744), (488, 57526), (587, 47824), (784, 35807), (854, 32872), (976, 28763), (1174, 23912), (1708, 16436), (2348, 11956), (2989, 9392), (3416, 8218), (4109, 6832), (4696, 5978)]