1880031999

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{209381}}^1$

素因数の和:209498

約数の個数: 16

約数和(自身を含む): 2603037024

約数和(自身を除く): 723005025

約数列:

[1, 3, 41, 73, 123, 219, 2993, 8979, 209381, 628143, 8584621, 15284813, 25753863, 45854439, 626677333, 1880031999]

約数ペア:

[(1, 1880031999), (3, 626677333), (41, 45854439), (73, 25753863), (123, 15284813), (219, 8584621), (2993, 628143), (8979, 209381)]