28837424

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 70709760

約数和(自身を除く): 41872336

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 89, 112, 154, 176, 178, 263, 308, 356, 526, 616, 623, 712, 979, 1052, 1232, 1246, 1424, 1841, 1958, 2104, 2492, 2893, 3682, 3916, 4208, 4984, 5786, 6853, 7364, 7832, 9968, 11572, 13706, 14728, 15664, 20251, 23144, 23407, 27412, 29456, 40502, 46288, 46814, 54824, 81004, 93628, 109648, 162008, 163849, 187256, 257477, 324016, 327698, 374512, 514954, 655396, 1029908, 1310792, 1802339, 2059816, 2621584, 3604678, 4119632, 7209356, 14418712, 28837424]

約数ペア:

[(1, 28837424), (2, 14418712), (4, 7209356), (7, 4119632), (8, 3604678), (11, 2621584), (14, 2059816), (16, 1802339), (22, 1310792), (28, 1029908), (44, 655396), (56, 514954), (77, 374512), (88, 327698), (89, 324016), (112, 257477), (154, 187256), (176, 163849), (178, 162008), (263, 109648), (308, 93628), (356, 81004), (526, 54824), (616, 46814), (623, 46288), (712, 40502), (979, 29456), (1052, 27412), (1232, 23407), (1246, 23144), (1424, 20251), (1841, 15664), (1958, 14728), (2104, 13706), (2492, 11572), (2893, 9968), (3682, 7832), (3916, 7364), (4208, 6853), (4984, 5786)]