206908653

素因数分解:

$3^1\times 7^1\times {\mathrm{1453}}^1\times {\mathrm{6781}}^1$

素因数の和:8244

約数の個数: 16

約数和(自身を含む): 315552896

約数和(自身を除く): 108644243

約数列:

[1, 3, 7, 21, 1453, 4359, 6781, 10171, 20343, 30513, 47467, 142401, 9852793, 29558379, 68969551, 206908653]

約数ペア:

[(1, 206908653), (3, 68969551), (7, 29558379), (21, 9852793), (1453, 142401), (4359, 47467), (6781, 30513), (10171, 20343)]