201618033

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{20749}}^1$

素因数の和:20872

約数の個数: 16

約数和(自身を含む): 278880000

約数和(自身を除く): 77261967

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 20749, 62247, 850709, 1639171, 2552127, 4917513, 67206011, 201618033]

約数ペア:

[(1, 201618033), (3, 67206011), (41, 4917513), (79, 2552127), (123, 1639171), (237, 850709), (3239, 62247), (9717, 20749)]