209723979

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1\times {\mathrm{1931}}^1$

素因数の和:2858

約数の個数: 16

約数和(自身を含む): 286925184

約数和(自身を除く): 77201205

約数列:

[1, 3, 41, 123, 883, 1931, 2649, 5793, 36203, 79171, 108609, 237513, 1705073, 5115219, 69907993, 209723979]

約数ペア:

[(1, 209723979), (3, 69907993), (41, 5115219), (123, 1705073), (883, 237513), (1931, 108609), (2649, 79171), (5793, 36203)]