28305592

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37358408

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 37, 38, 56, 74, 76, 133, 148, 152, 259, 266, 296, 518, 532, 703, 719, 1036, 1064, 1406, 1438, 2072, 2812, 2876, 4921, 5033, 5624, 5752, 9842, 10066, 13661, 19684, 20132, 26603, 27322, 39368, 40264, 53206, 54644, 95627, 106412, 109288, 186221, 191254, 212824, 372442, 382508, 505457, 744884, 765016, 1010914, 1489768, 2021828, 3538199, 4043656, 7076398, 14152796, 28305592]

約数ペア:

[(1, 28305592), (2, 14152796), (4, 7076398), (7, 4043656), (8, 3538199), (14, 2021828), (19, 1489768), (28, 1010914), (37, 765016), (38, 744884), (56, 505457), (74, 382508), (76, 372442), (133, 212824), (148, 191254), (152, 186221), (259, 109288), (266, 106412), (296, 95627), (518, 54644), (532, 53206), (703, 40264), (719, 39368), (1036, 27322), (1064, 26603), (1406, 20132), (1438, 19684), (2072, 13661), (2812, 10066), (2876, 9842), (4921, 5752), (5033, 5624)]