207868521

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{60727}}^1$

素因数の和:60900

約数の個数: 16

約数和(自身を含む): 318700544

約数和(自身を除く): 110832023

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 60727, 182181, 425089, 1275267, 9898501, 29695503, 69289507, 207868521]

約数ペア:

[(1, 207868521), (3, 69289507), (7, 29695503), (21, 9898501), (163, 1275267), (489, 425089), (1141, 182181), (3423, 60727)]