206520419

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{4831}}^1$

素因数の和:5066

約数の個数: 16

約数和(自身を含む): 244924416

約数和(自身を除く): 38403997

約数列:

[1, 7, 31, 197, 217, 1379, 4831, 6107, 33817, 42749, 149761, 951707, 1048327, 6661949, 29502917, 206520419]

約数ペア:

[(1, 206520419), (7, 29502917), (31, 6661949), (197, 1048327), (217, 951707), (1379, 149761), (4831, 42749), (6107, 33817)]