2178719215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{35053}}^1$

素因数の和:35490

約数の個数: 16

約数和(自身を含む): 2705607936

約数和(自身を除く): 526888721

約数列:

[1, 5, 31, 155, 401, 2005, 12431, 35053, 62155, 175265, 1086643, 5433215, 14056253, 70281265, 435743843, 2178719215]

約数ペア:

[(1, 2178719215), (5, 435743843), (31, 70281265), (155, 14056253), (401, 5433215), (2005, 1086643), (12431, 175265), (35053, 62155)]