266500624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1281253}}^1$

素因数の和:1281274

約数の個数: 20

約数和(自身を含む): 556064236

約数和(自身を除く): 289563612

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1281253, 2562506, 5125012, 10250024, 16656289, 20500048, 33312578, 66625156, 133250312, 266500624]

約数ペア:

[(1, 266500624), (2, 133250312), (4, 66625156), (8, 33312578), (13, 20500048), (16, 16656289), (26, 10250024), (52, 5125012), (104, 2562506), (208, 1281253)]