28907944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277961}}^1$

素因数の和:277980

約数の個数: 16

約数和(自身を含む): 58372020

約数和(自身を除く): 29464076

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277961, 555922, 1111844, 2223688, 3613493, 7226986, 14453972, 28907944]

約数ペア:

[(1, 28907944), (2, 14453972), (4, 7226986), (8, 3613493), (13, 2223688), (26, 1111844), (52, 555922), (104, 277961)]