78861718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{27827}}^1$

素因数の和:27951

約数の個数: 16

約数和(自身を含む): 128565360

約数和(自身を除く): 49703642

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 27827, 55654, 361751, 723502, 3033143, 6066286, 39430859, 78861718]

約数ペア:

[(1, 78861718), (2, 39430859), (13, 6066286), (26, 3033143), (109, 723502), (218, 361751), (1417, 55654), (2834, 27827)]