7378209

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:396

約数の個数: 28

約数和(自身を含む): 11476500

約数和(自身を除く): 4098291

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 349, 729, 783, 1047, 2349, 3141, 7047, 9423, 10121, 21141, 28269, 30363, 84807, 91089, 254421, 273267, 819801, 2459403, 7378209]

約数ペア:

[(1, 7378209), (3, 2459403), (9, 819801), (27, 273267), (29, 254421), (81, 91089), (87, 84807), (243, 30363), (261, 28269), (349, 21141), (729, 10121), (783, 9423), (1047, 7047), (2349, 3141)]