3198365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 4086720

約数和(自身を除く): 888355

約数列:

[1, 5, 19, 95, 131, 257, 655, 1285, 2489, 4883, 12445, 24415, 33667, 168335, 639673, 3198365]

約数ペア:

[(1, 3198365), (5, 639673), (19, 168335), (95, 33667), (131, 24415), (257, 12445), (655, 4883), (1285, 2489)]