2194353

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 3688256

約数和(自身を除く): 1493903

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 571, 1281, 1713, 3843, 3997, 5139, 11991, 34831, 35973, 104493, 243817, 313479, 731451, 2194353]

約数ペア:

[(1, 2194353), (3, 731451), (7, 313479), (9, 243817), (21, 104493), (61, 35973), (63, 34831), (183, 11991), (427, 5139), (549, 3997), (571, 3843), (1281, 1713)]