420172814

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{40849}}^1$

素因数の和:41027

約数の個数: 16

約数和(自身を含む): 651966000

約数和(自身を除く): 231793186

約数列:

[1, 2, 37, 74, 139, 278, 5143, 10286, 40849, 81698, 1511413, 3022826, 5678011, 11356022, 210086407, 420172814]

約数ペア:

[(1, 420172814), (2, 210086407), (37, 11356022), (74, 5678011), (139, 3022826), (278, 1511413), (5143, 81698), (10286, 40849)]