625917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 896000

約数和(自身を除く): 270083

約数列:

[1, 3, 19, 57, 79, 139, 237, 417, 1501, 2641, 4503, 7923, 10981, 32943, 208639, 625917]

約数ペア:

[(1, 625917), (3, 208639), (19, 32943), (57, 10981), (79, 7923), (139, 4503), (237, 2641), (417, 1501)]