8489715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 15653088

約数和(自身を除く): 7163373

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 197, 221, 255, 507, 591, 663, 845, 985, 1105, 2535, 2561, 2873, 2955, 3315, 3349, 7683, 8619, 10047, 12805, 14365, 16745, 33293, 38415, 43095, 43537, 50235, 99879, 130611, 166465, 217685, 499395, 565981, 653055, 1697943, 2829905, 8489715]

約数ペア:

[(1, 8489715), (3, 2829905), (5, 1697943), (13, 653055), (15, 565981), (17, 499395), (39, 217685), (51, 166465), (65, 130611), (85, 99879), (169, 50235), (195, 43537), (197, 43095), (221, 38415), (255, 33293), (507, 16745), (591, 14365), (663, 12805), (845, 10047), (985, 8619), (1105, 7683), (2535, 3349), (2561, 3315), (2873, 2955)]