1611955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 2052864

約数和(自身を除く): 440909

約数列:

[1, 5, 23, 107, 115, 131, 535, 655, 2461, 3013, 12305, 14017, 15065, 70085, 322391, 1611955]

約数ペア:

[(1, 1611955), (5, 322391), (23, 70085), (107, 15065), (115, 14017), (131, 12305), (535, 3013), (655, 2461)]