64921567191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{87613451}}^1$

素因数の和:87613486

約数の個数: 16

約数和(自身を含む): 98127066240

約数和(自身を除く): 33205499049

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 87613451, 262840353, 1138974863, 1664655569, 3416924589, 4993966707, 21640522397, 64921567191]

約数ペア:

[(1, 64921567191), (3, 21640522397), (13, 4993966707), (19, 3416924589), (39, 1664655569), (57, 1138974863), (247, 262840353), (741, 87613451)]