1657449

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 2730240

約数和(自身を除く): 1072791

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 157, 207, 391, 459, 471, 621, 1173, 1413, 2669, 3519, 3611, 4239, 8007, 10557, 10833, 24021, 32499, 61387, 72063, 97497, 184161, 552483, 1657449]

約数ペア:

[(1, 1657449), (3, 552483), (9, 184161), (17, 97497), (23, 72063), (27, 61387), (51, 32499), (69, 24021), (153, 10833), (157, 10557), (207, 8007), (391, 4239), (459, 3611), (471, 3519), (621, 2669), (1173, 1413)]