40551721

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 47416320

約数和(自身を除く): 6864599

約数列:

[1, 7, 71, 139, 497, 587, 973, 4109, 9869, 41677, 69083, 81593, 291739, 571151, 5793103, 40551721]

約数ペア:

[(1, 40551721), (7, 5793103), (71, 571151), (139, 291739), (497, 81593), (587, 69083), (973, 41677), (4109, 9869)]