320425719

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{33409}}^1$

素因数の和:33574

約数の個数: 16

約数和(自身を含む): 449030400

約数和(自身を除く): 128604681

約数列:

[1, 3, 23, 69, 139, 417, 3197, 9591, 33409, 100227, 768407, 2305221, 4643851, 13931553, 106808573, 320425719]

約数ペア:

[(1, 320425719), (3, 106808573), (23, 13931553), (69, 4643851), (139, 2305221), (417, 768407), (3197, 100227), (9591, 33409)]