28257936

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2273}}^1$

素因数の和:2328

約数の個数: 80

約数和(自身を含む): 85720704

約数和(自身を除く): 57462768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 296, 336, 444, 518, 592, 777, 888, 1036, 1554, 1776, 2072, 2273, 3108, 4144, 4546, 6216, 6819, 9092, 12432, 13638, 15911, 18184, 27276, 31822, 36368, 47733, 54552, 63644, 84101, 95466, 109104, 127288, 168202, 190932, 252303, 254576, 336404, 381864, 504606, 588707, 672808, 763728, 1009212, 1177414, 1345616, 1766121, 2018424, 2354828, 3532242, 4036848, 4709656, 7064484, 9419312, 14128968, 28257936]

約数ペア:

[(1, 28257936), (2, 14128968), (3, 9419312), (4, 7064484), (6, 4709656), (7, 4036848), (8, 3532242), (12, 2354828), (14, 2018424), (16, 1766121), (21, 1345616), (24, 1177414), (28, 1009212), (37, 763728), (42, 672808), (48, 588707), (56, 504606), (74, 381864), (84, 336404), (111, 254576), (112, 252303), (148, 190932), (168, 168202), (222, 127288), (259, 109104), (296, 95466), (336, 84101), (444, 63644), (518, 54552), (592, 47733), (777, 36368), (888, 31822), (1036, 27276), (1554, 18184), (1776, 15911), (2072, 13638), (2273, 12432), (3108, 9092), (4144, 6819), (4546, 6216)]