128590986

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{271289}}^1$

素因数の和:271373

約数の個数: 16

約数和(自身を含む): 260438400

約数和(自身を除く): 131847414

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 271289, 542578, 813867, 1627734, 21431831, 42863662, 64295493, 128590986]

約数ペア:

[(1, 128590986), (2, 64295493), (3, 42863662), (6, 21431831), (79, 1627734), (158, 813867), (237, 542578), (474, 271289)]