28509663

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6143}}^1$

素因数の和:6183

約数の個数: 32

約数和(自身を含む): 49545216

約数和(自身を除く): 21035553

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6143, 18429, 43001, 79859, 104431, 129003, 239577, 313293, 559013, 731017, 1357603, 1677039, 2193051, 4072809, 9503221, 28509663]

約数ペア:

[(1, 28509663), (3, 9503221), (7, 4072809), (13, 2193051), (17, 1677039), (21, 1357603), (39, 731017), (51, 559013), (91, 313293), (119, 239577), (221, 129003), (273, 104431), (357, 79859), (663, 43001), (1547, 18429), (4641, 6143)]