399660324

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4757861}}^1$

素因数の和:4757875

約数の個数: 24

約数和(自身を含む): 1065761088

約数和(自身を除く): 666100764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4757861, 9515722, 14273583, 19031444, 28547166, 33305027, 57094332, 66610054, 99915081, 133220108, 199830162, 399660324]

約数ペア:

[(1, 399660324), (2, 199830162), (3, 133220108), (4, 99915081), (6, 66610054), (7, 57094332), (12, 33305027), (14, 28547166), (21, 19031444), (28, 14273583), (42, 9515722), (84, 4757861)]