28890056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277789}}^1$

素因数の和:277808

約数の個数: 16

約数和(自身を含む): 58335900

約数和(自身を除く): 29445844

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277789, 555578, 1111156, 2222312, 3611257, 7222514, 14445028, 28890056]

約数ペア:

[(1, 28890056), (2, 14445028), (4, 7222514), (8, 3611257), (13, 2222312), (26, 1111156), (52, 555578), (104, 277789)]