13387419

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 20633600

約数和(自身を除く): 7246181

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 711, 991, 1501, 2973, 4503, 8919, 13509, 18829, 56487, 78289, 169461, 234867, 704601, 1487491, 4462473, 13387419]

約数ペア:

[(1, 13387419), (3, 4462473), (9, 1487491), (19, 704601), (57, 234867), (79, 169461), (171, 78289), (237, 56487), (711, 18829), (991, 13509), (1501, 8919), (2973, 4503)]