15663219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 9738381

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 1259, 3777, 4147, 12441, 13849, 16367, 36511, 41547, 49101, 109533, 180037, 401621, 474643, 540111, 1204863, 1423929, 5221073, 15663219]

約数ペア:

[(1, 15663219), (3, 5221073), (11, 1423929), (13, 1204863), (29, 540111), (33, 474643), (39, 401621), (87, 180037), (143, 109533), (319, 49101), (377, 41547), (429, 36511), (957, 16367), (1131, 13849), (1259, 12441), (3777, 4147)]