17770209

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 24218880

約数和(自身を除く): 6448671

約数列:

[1, 3, 67, 201, 211, 419, 633, 1257, 14137, 28073, 42411, 84219, 88409, 265227, 5923403, 17770209]

約数ペア:

[(1, 17770209), (3, 5923403), (67, 265227), (201, 88409), (211, 84219), (419, 42411), (633, 28073), (1257, 14137)]