201021849

素因数分解:

$3^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{6101}}^1$

素因数の和:6637

約数の個数: 24

約数和(自身を含む): 332534592

約数和(自身を除く): 131512743

約数列:

[1, 3, 7, 9, 21, 63, 523, 1569, 3661, 4707, 6101, 10983, 18303, 32949, 42707, 54909, 128121, 384363, 3190823, 9572469, 22335761, 28717407, 67007283, 201021849]

約数ペア:

[(1, 201021849), (3, 67007283), (7, 28717407), (9, 22335761), (21, 9572469), (63, 3190823), (523, 384363), (1569, 128121), (3661, 54909), (4707, 42707), (6101, 32949), (10983, 18303)]