989480709

素因数分解:

$3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{15383}}^1$

素因数の和:16417

約数の個数: 24

約数和(自身を含む): 1635134592

約数和(自身を除く): 645653883

約数列:

[1, 3, 7, 9, 21, 63, 1021, 3063, 7147, 9189, 15383, 21441, 46149, 64323, 107681, 138447, 323043, 969129, 15706043, 47118129, 109942301, 141354387, 329826903, 989480709]

約数ペア:

[(1, 989480709), (3, 329826903), (7, 141354387), (9, 109942301), (21, 47118129), (63, 15706043), (1021, 969129), (3063, 323043), (7147, 138447), (9189, 107681), (15383, 64323), (21441, 46149)]