679687191

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{22037}}^1$

素因数の和:22215

約数の個数: 24

約数和(自身を含む): 1031378400

約数和(自身を除く): 351691209

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 1341, 3427, 10281, 22037, 30843, 66111, 198333, 506851, 1520553, 3283513, 4561659, 9850539, 29551617, 75520799, 226562397, 679687191]

約数ペア:

[(1, 679687191), (3, 226562397), (9, 75520799), (23, 29551617), (69, 9850539), (149, 4561659), (207, 3283513), (447, 1520553), (1341, 506851), (3427, 198333), (10281, 66111), (22037, 30843)]