1265888001

素因数分解:

$3^1\times 7^2\times {\mathrm{1543}}^1\times {\mathrm{5581}}^1$

素因数の和:7141

約数の個数: 24

約数和(自身を含む): 1965042624

約数和(自身を除く): 699154623

約数列:

[1, 3, 7, 21, 49, 147, 1543, 4629, 5581, 10801, 16743, 32403, 39067, 75607, 117201, 226821, 273469, 820407, 8611483, 25834449, 60280381, 180841143, 421962667, 1265888001]

約数ペア:

[(1, 1265888001), (3, 421962667), (7, 180841143), (21, 60280381), (49, 25834449), (147, 8611483), (1543, 820407), (4629, 273469), (5581, 226821), (10801, 117201), (16743, 75607), (32403, 39067)]