28236264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1283}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 81354240

約数和(自身を除く): 53117976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1283, 1572, 1834, 2566, 2751, 3144, 3668, 3849, 5132, 5502, 7336, 7698, 8981, 10264, 11004, 15396, 17962, 22008, 26943, 30792, 35924, 53886, 71848, 107772, 168073, 215544, 336146, 504219, 672292, 1008438, 1176511, 1344584, 2016876, 2353022, 3529533, 4033752, 4706044, 7059066, 9412088, 14118132, 28236264]

約数ペア:

[(1, 28236264), (2, 14118132), (3, 9412088), (4, 7059066), (6, 4706044), (7, 4033752), (8, 3529533), (12, 2353022), (14, 2016876), (21, 1344584), (24, 1176511), (28, 1008438), (42, 672292), (56, 504219), (84, 336146), (131, 215544), (168, 168073), (262, 107772), (393, 71848), (524, 53886), (786, 35924), (917, 30792), (1048, 26943), (1283, 22008), (1572, 17962), (1834, 15396), (2566, 11004), (2751, 10264), (3144, 8981), (3668, 7698), (3849, 7336), (5132, 5502)]