1259101168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{13789}}^1$

素因数の和:14249

約数の個数: 40

約数和(自身を含む): 2633338400

約数和(自身を除く): 1374237232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 878, 1756, 3512, 5707, 7024, 11414, 13789, 22828, 27578, 45656, 55156, 91312, 110312, 179257, 220624, 358514, 717028, 1434056, 2868112, 6053371, 12106742, 24213484, 48426968, 78693823, 96853936, 157387646, 314775292, 629550584, 1259101168]

約数ペア:

[(1, 1259101168), (2, 629550584), (4, 314775292), (8, 157387646), (13, 96853936), (16, 78693823), (26, 48426968), (52, 24213484), (104, 12106742), (208, 6053371), (439, 2868112), (878, 1434056), (1756, 717028), (3512, 358514), (5707, 220624), (7024, 179257), (11414, 110312), (13789, 91312), (22828, 55156), (27578, 45656)]