28822205

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 35251200

約数和(自身を除く): 6428995

約数列:

[1, 5, 89, 239, 271, 445, 1195, 1355, 21271, 24119, 64769, 106355, 120595, 323845, 5764441, 28822205]

約数ペア:

[(1, 28822205), (5, 5764441), (89, 323845), (239, 120595), (271, 106355), (445, 64769), (1195, 24119), (1355, 21271)]