320465733

素因数分解:

$3^1\times 7^2\times {\mathrm{2180039}}^1$

素因数の和:2180056

約数の個数: 12

約数和(自身を含む): 497049120

約数和(自身を除く): 176583387

約数列:

[1, 3, 7, 21, 49, 147, 2180039, 6540117, 15260273, 45780819, 106821911, 320465733]

約数ペア:

[(1, 320465733), (3, 106821911), (7, 45780819), (21, 15260273), (49, 6540117), (147, 2180039)]