81593988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{971357}}^1$

素因数の和:971371

約数の個数: 24

約数和(自身を含む): 217584192

約数和(自身を除く): 135990204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 971357, 1942714, 2914071, 3885428, 5828142, 6799499, 11656284, 13598998, 20398497, 27197996, 40796994, 81593988]

約数ペア:

[(1, 81593988), (2, 40796994), (3, 27197996), (4, 20398497), (6, 13598998), (7, 11656284), (12, 6799499), (14, 5828142), (21, 3885428), (28, 2914071), (42, 1942714), (84, 971357)]