207164955

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{643}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 339784704

約数和(自身を除く): 132619749

約数列:

[1, 3, 5, 15, 47, 141, 235, 457, 643, 705, 1371, 1929, 2285, 3215, 6855, 9645, 21479, 30221, 64437, 90663, 107395, 151105, 293851, 322185, 453315, 881553, 1469255, 4407765, 13810997, 41432991, 69054985, 207164955]

約数ペア:

[(1, 207164955), (3, 69054985), (5, 41432991), (15, 13810997), (47, 4407765), (141, 1469255), (235, 881553), (457, 453315), (643, 322185), (705, 293851), (1371, 151105), (1929, 107395), (2285, 90663), (3215, 64437), (6855, 30221), (9645, 21479)]