172779958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{881}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 294870240

約数和(自身を除く): 122090282

約数列:

[1, 2, 13, 19, 26, 38, 247, 397, 494, 794, 881, 1762, 5161, 7543, 10322, 11453, 15086, 16739, 22906, 33478, 98059, 196118, 217607, 349757, 435214, 699514, 4546841, 6645383, 9093682, 13290766, 86389979, 172779958]

約数ペア:

[(1, 172779958), (2, 86389979), (13, 13290766), (19, 9093682), (26, 6645383), (38, 4546841), (247, 699514), (397, 435214), (494, 349757), (794, 217607), (881, 196118), (1762, 98059), (5161, 33478), (7543, 22906), (10322, 16739), (11453, 15086)]