1318895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 16

約数和(自身を含む): 1671168

約数和(自身を除く): 352273

約数列:

[1, 5, 31, 67, 127, 155, 335, 635, 2077, 3937, 8509, 10385, 19685, 42545, 263779, 1318895]

約数ペア:

[(1, 1318895), (5, 263779), (31, 42545), (67, 19685), (127, 10385), (155, 8509), (335, 3937), (635, 2077)]