1640242534

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{842879}}^1$

素因数の和:843027

約数の個数: 16

約数和(自身を含む): 2832076800

約数和(自身を除く): 1191834266

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 842879, 1685758, 5900153, 11800306, 117160181, 234320362, 820121267, 1640242534]

約数ペア:

[(1, 1640242534), (2, 820121267), (7, 234320362), (14, 117160181), (139, 11800306), (278, 5900153), (973, 1685758), (1946, 842879)]