160981263

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{15649}}^1$

素因数の和:15788

約数の個数: 20

約数和(自身を含む): 242387200

約数和(自身を除く): 81405937

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 15649, 46947, 140841, 422523, 1267569, 1987423, 5962269, 17886807, 53660421, 160981263]

約数ペア:

[(1, 160981263), (3, 53660421), (9, 17886807), (27, 5962269), (81, 1987423), (127, 1267569), (381, 422523), (1143, 140841), (3429, 46947), (10287, 15649)]