13127779

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1217}}^1$

素因数の和:1314

約数の個数: 16

約数和(自身を含む): 15902208

約数和(自身を除く): 2774429

約数列:

[1, 7, 23, 67, 161, 469, 1217, 1541, 8519, 10787, 27991, 81539, 195937, 570773, 1875397, 13127779]

約数ペア:

[(1, 13127779), (7, 1875397), (23, 570773), (67, 195937), (161, 81539), (469, 27991), (1217, 10787), (1541, 8519)]