1328647197

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{90997}}^1$

素因数の和:91188

約数の個数: 16

約数和(自身を含む): 1840343552

約数和(自身を除く): 511696355

約数列:

[1, 3, 31, 93, 157, 471, 4867, 14601, 90997, 272991, 2820907, 8462721, 14286529, 42859587, 442882399, 1328647197]

約数ペア:

[(1, 1328647197), (3, 442882399), (31, 42859587), (93, 14286529), (157, 8462721), (471, 2820907), (4867, 272991), (14601, 90997)]