28239896

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{5507}}^1$

素因数の和:6154

約数の個数: 16

約数和(自身を含む): 53042040

約数和(自身を除く): 24802144

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 5128, 5507, 11014, 22028, 44056, 3529987, 7059974, 14119948, 28239896]

約数ペア:

[(1, 28239896), (2, 14119948), (4, 7059974), (8, 3529987), (641, 44056), (1282, 22028), (2564, 11014), (5128, 5507)]