1638532

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 3308480

約数和(自身を除く): 1669948

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 421, 556, 842, 973, 1684, 1946, 2947, 3892, 5894, 11788, 58519, 117038, 234076, 409633, 819266, 1638532]

約数ペア:

[(1, 1638532), (2, 819266), (4, 409633), (7, 234076), (14, 117038), (28, 58519), (139, 11788), (278, 5894), (421, 3892), (556, 2947), (842, 1946), (973, 1684)]