639415295

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{135613}}^1$

素因数の和:135682

約数の個数: 16

約数和(自身を含む): 820193472

約数和(自身を除く): 180778177

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 135613, 678065, 3119099, 5560133, 15595495, 27800665, 127883059, 639415295]

約数ペア:

[(1, 639415295), (5, 127883059), (23, 27800665), (41, 15595495), (115, 5560133), (205, 3119099), (943, 678065), (4715, 135613)]