287141900521

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{20089}}^1\times {\mathrm{22943}}^1$

素因数の和:43128

約数の個数: 16

約数和(自身を含む): 331880371200

約数和(自身を除く): 44738470679

約数列:

[1, 7, 89, 623, 20089, 22943, 140623, 160601, 1787921, 2041927, 12515447, 14293489, 460901927, 3226313489, 41020271503, 287141900521]

約数ペア:

[(1, 287141900521), (7, 41020271503), (89, 3226313489), (623, 460901927), (20089, 14293489), (22943, 12515447), (140623, 2041927), (160601, 1787921)]