397773189

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211469}}^1$

素因数の和:211505

約数の個数: 24

約数和(自身を含む): 659786400

約数和(自身を除く): 262013211

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 211469, 634407, 1903221, 2326159, 4017911, 6978477, 12053733, 20935431, 36161199, 44197021, 132591063, 397773189]

約数ペア:

[(1, 397773189), (3, 132591063), (9, 44197021), (11, 36161199), (19, 20935431), (33, 12053733), (57, 6978477), (99, 4017911), (171, 2326159), (209, 1903221), (627, 634407), (1881, 211469)]