128216728

素因数分解:

$2^3\times {\mathrm{751}}^1\times {\mathrm{21341}}^1$

素因数の和:22098

約数の個数: 16

約数和(自身を含む): 240737760

約数和(自身を除く): 112521032

約数列:

[1, 2, 4, 8, 751, 1502, 3004, 6008, 21341, 42682, 85364, 170728, 16027091, 32054182, 64108364, 128216728]

約数ペア:

[(1, 128216728), (2, 64108364), (4, 32054182), (8, 16027091), (751, 170728), (1502, 85364), (3004, 42682), (6008, 21341)]