71305423

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{991}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 86026240

約数和(自身を除く): 14720817

約数列:

[1, 7, 19, 133, 541, 991, 3787, 6937, 10279, 18829, 71953, 131803, 536131, 3752917, 10186489, 71305423]

約数ペア:

[(1, 71305423), (7, 10186489), (19, 3752917), (133, 536131), (541, 131803), (991, 71953), (3787, 18829), (6937, 10279)]