399550031

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{5309}}^1$

素因数の和:5578

約数の個数: 16

約数和(自身を含む): 447314400

約数和(自身を除く): 47764369

約数列:

[1, 17, 19, 233, 323, 3961, 4427, 5309, 75259, 90253, 100871, 1236997, 1714807, 21028949, 23502943, 399550031]

約数ペア:

[(1, 399550031), (17, 23502943), (19, 21028949), (233, 1714807), (323, 1236997), (3961, 100871), (4427, 90253), (5309, 75259)]