284754995

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 426037248

約数和(自身を除く): 141282253

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 361, 589, 665, 727, 1085, 1805, 2527, 2945, 3635, 4123, 5089, 11191, 12635, 13813, 20615, 22537, 25445, 55955, 69065, 78337, 96691, 112685, 157759, 262447, 391685, 428203, 483455, 788795, 1312235, 1837129, 2141015, 2997421, 8135857, 9185645, 14987105, 40679285, 56950999, 284754995]

約数ペア:

[(1, 284754995), (5, 56950999), (7, 40679285), (19, 14987105), (31, 9185645), (35, 8135857), (95, 2997421), (133, 2141015), (155, 1837129), (217, 1312235), (361, 788795), (589, 483455), (665, 428203), (727, 391685), (1085, 262447), (1805, 157759), (2527, 112685), (2945, 96691), (3635, 78337), (4123, 69065), (5089, 55955), (11191, 25445), (12635, 22537), (13813, 20615)]