2018751

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 3239424

約数和(自身を除く): 1220673

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 443, 651, 1329, 1519, 3101, 4557, 9303, 13733, 21707, 41199, 65121, 96131, 288393, 672917, 2018751]

約数ペア:

[(1, 2018751), (3, 672917), (7, 288393), (21, 96131), (31, 65121), (49, 41199), (93, 21707), (147, 13733), (217, 9303), (443, 4557), (651, 3101), (1329, 1519)]