81451398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6317}}^1$

素因数の和:6636

約数の個数: 32

約数和(自身を含む): 186810624

約数和(自身を除く): 105359226

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1842, 2149, 4298, 6317, 6447, 12634, 12894, 18951, 37902, 44219, 88438, 132657, 265314, 1939319, 3878638, 5817957, 11635914, 13575233, 27150466, 40725699, 81451398]

約数ペア:

[(1, 81451398), (2, 40725699), (3, 27150466), (6, 13575233), (7, 11635914), (14, 5817957), (21, 3878638), (42, 1939319), (307, 265314), (614, 132657), (921, 88438), (1842, 44219), (2149, 37902), (4298, 18951), (6317, 12894), (6447, 12634)]