28504216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 59950800

約数和(自身を除く): 31446584

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 169, 232, 338, 377, 676, 727, 754, 1352, 1454, 1508, 2908, 3016, 4901, 5816, 9451, 9802, 18902, 19604, 21083, 37804, 39208, 42166, 75608, 84332, 122863, 168664, 245726, 274079, 491452, 548158, 982904, 1096316, 2192632, 3563027, 7126054, 14252108, 28504216]

約数ペア:

[(1, 28504216), (2, 14252108), (4, 7126054), (8, 3563027), (13, 2192632), (26, 1096316), (29, 982904), (52, 548158), (58, 491452), (104, 274079), (116, 245726), (169, 168664), (232, 122863), (338, 84332), (377, 75608), (676, 42166), (727, 39208), (754, 37804), (1352, 21083), (1454, 19604), (1508, 18902), (2908, 9802), (3016, 9451), (4901, 5816)]