397085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 529200

約数和(自身を除く): 132115

約数列:

[1, 5, 13, 41, 65, 149, 205, 533, 745, 1937, 2665, 6109, 9685, 30545, 79417, 397085]

約数ペア:

[(1, 397085), (5, 79417), (13, 30545), (41, 9685), (65, 6109), (149, 2665), (205, 1937), (533, 745)]