160220991

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 248371200

約数和(自身を除く): 88150209

約数列:

[1, 3, 7, 21, 131, 139, 393, 417, 419, 917, 973, 1257, 2751, 2919, 2933, 8799, 18209, 54627, 54889, 58241, 127463, 164667, 174723, 382389, 384223, 407687, 1152669, 1223061, 7629571, 22888713, 53406997, 160220991]

約数ペア:

[(1, 160220991), (3, 53406997), (7, 22888713), (21, 7629571), (131, 1223061), (139, 1152669), (393, 407687), (417, 384223), (419, 382389), (917, 174723), (973, 164667), (1257, 127463), (2751, 58241), (2919, 54889), (2933, 54627), (8799, 18209)]