388272352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2351}}^1$

素因数の和:2771

約数の個数: 48

約数和(自身を含む): 825636672

約数和(自身を除く): 437364320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 397, 416, 794, 1588, 2351, 3176, 4702, 5161, 6352, 9404, 10322, 12704, 18808, 20644, 30563, 37616, 41288, 61126, 75232, 82576, 122252, 165152, 244504, 489008, 933347, 978016, 1866694, 3733388, 7466776, 12133511, 14933552, 24267022, 29867104, 48534044, 97068088, 194136176, 388272352]

約数ペア:

[(1, 388272352), (2, 194136176), (4, 97068088), (8, 48534044), (13, 29867104), (16, 24267022), (26, 14933552), (32, 12133511), (52, 7466776), (104, 3733388), (208, 1866694), (397, 978016), (416, 933347), (794, 489008), (1588, 244504), (2351, 165152), (3176, 122252), (4702, 82576), (5161, 75232), (6352, 61126), (9404, 41288), (10322, 37616), (12704, 30563), (18808, 20644)]