126381409

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{4013}}^1$

素因数の和:4440

約数の個数: 16

約数和(自身を含む): 157991040

約数和(自身を除く): 31609631

約数列:

[1, 7, 11, 77, 409, 2863, 4013, 4499, 28091, 31493, 44143, 309001, 1641317, 11489219, 18054487, 126381409]

約数ペア:

[(1, 126381409), (7, 18054487), (11, 11489219), (77, 1641317), (409, 309001), (2863, 44143), (4013, 31493), (4499, 28091)]