40768679

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 47663616

約数和(自身を除く): 6894937

約数列:

[1, 7, 61, 307, 311, 427, 2149, 2177, 18727, 18971, 95477, 131089, 132797, 668339, 5824097, 40768679]

約数ペア:

[(1, 40768679), (7, 5824097), (61, 668339), (307, 132797), (311, 131089), (427, 95477), (2149, 18971), (2177, 18727)]