28977403

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{887}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 35804160

約数和(自身を除く): 6826757

約数列:

[1, 7, 13, 91, 359, 887, 2513, 4667, 6209, 11531, 32669, 80717, 318433, 2229031, 4139629, 28977403]

約数ペア:

[(1, 28977403), (7, 4139629), (13, 2229031), (91, 318433), (359, 80717), (887, 32669), (2513, 11531), (4667, 6209)]