247211608

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{142403}}^1$

素因数の和:142447

約数の個数: 32

約数和(自身を含む): 546831360

約数和(自身を除く): 299619752

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 142403, 284806, 569612, 996821, 1139224, 1993642, 3987284, 4414493, 7974568, 8828986, 17657972, 30901451, 35315944, 61802902, 123605804, 247211608]

約数ペア:

[(1, 247211608), (2, 123605804), (4, 61802902), (7, 35315944), (8, 30901451), (14, 17657972), (28, 8828986), (31, 7974568), (56, 4414493), (62, 3987284), (124, 1993642), (217, 1139224), (248, 996821), (434, 569612), (868, 284806), (1736, 142403)]