128427344

素因数分解:

$2^4\times {\mathrm{1777}}^1\times {\mathrm{4517}}^1$

素因数の和:6302

約数の個数: 20

約数和(自身を含む): 249023124

約数和(自身を除く): 120595780

約数列:

[1, 2, 4, 8, 16, 1777, 3554, 4517, 7108, 9034, 14216, 18068, 28432, 36136, 72272, 8026709, 16053418, 32106836, 64213672, 128427344]

約数ペア:

[(1, 128427344), (2, 64213672), (4, 32106836), (8, 16053418), (16, 8026709), (1777, 72272), (3554, 36136), (4517, 28432), (7108, 18068), (9034, 14216)]