17857131

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 26749440

約数和(自身を除く): 8892309

約数列:

[1, 3, 19, 23, 53, 57, 69, 159, 257, 437, 771, 1007, 1219, 1311, 3021, 3657, 4883, 5911, 13621, 14649, 17733, 23161, 40863, 69483, 112309, 258799, 313283, 336927, 776397, 939849, 5952377, 17857131]

約数ペア:

[(1, 17857131), (3, 5952377), (19, 939849), (23, 776397), (53, 336927), (57, 313283), (69, 258799), (159, 112309), (257, 69483), (437, 40863), (771, 23161), (1007, 17733), (1219, 14649), (1311, 13621), (3021, 5911), (3657, 4883)]