280945

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 403200

約数和(自身を除く): 122255

約数列:

[1, 5, 7, 23, 35, 115, 161, 349, 805, 1745, 2443, 8027, 12215, 40135, 56189, 280945]

約数ペア:

[(1, 280945), (5, 56189), (7, 40135), (23, 12215), (35, 8027), (115, 2443), (161, 1745), (349, 805)]