128510556

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{159839}}^1$

素因数の和:159913

約数の個数: 24

約数和(自身を含む): 304335360

約数和(自身を除く): 175824804

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 159839, 319678, 479517, 639356, 959034, 1918068, 10709213, 21418426, 32127639, 42836852, 64255278, 128510556]

約数ペア:

[(1, 128510556), (2, 64255278), (3, 42836852), (4, 32127639), (6, 21418426), (12, 10709213), (67, 1918068), (134, 959034), (201, 639356), (268, 479517), (402, 319678), (804, 159839)]