7489881

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 13240320

約数和(自身を除く): 5750439

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 1723, 4347, 5169, 12061, 15507, 36183, 39629, 46521, 108549, 118887, 277403, 325647, 356661, 832209, 1069983, 2496627, 7489881]

約数ペア:

[(1, 7489881), (3, 2496627), (7, 1069983), (9, 832209), (21, 356661), (23, 325647), (27, 277403), (63, 118887), (69, 108549), (161, 46521), (189, 39629), (207, 36183), (483, 15507), (621, 12061), (1449, 5169), (1723, 4347)]