28840136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277309}}^1$

素因数の和:277328

約数の個数: 16

約数和(自身を含む): 58235100

約数和(自身を除く): 29394964

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277309, 554618, 1109236, 2218472, 3605017, 7210034, 14420068, 28840136]

約数ペア:

[(1, 28840136), (2, 14420068), (4, 7210034), (8, 3605017), (13, 2218472), (26, 1109236), (52, 554618), (104, 277309)]