1328691

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 2265088

約数和(自身を除く): 936397

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 157, 217, 273, 403, 471, 651, 1099, 1209, 2041, 2821, 3297, 4867, 6123, 8463, 14287, 14601, 34069, 42861, 63271, 102207, 189813, 442897, 1328691]

約数ペア:

[(1, 1328691), (3, 442897), (7, 189813), (13, 102207), (21, 63271), (31, 42861), (39, 34069), (91, 14601), (93, 14287), (157, 8463), (217, 6123), (273, 4867), (403, 3297), (471, 2821), (651, 2041), (1099, 1209)]