1281566582

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 2001542400

約数和(自身を除く): 719975818

約数列:

[1, 2, 43, 86, 103, 149, 206, 298, 971, 1942, 4429, 6407, 8858, 12814, 15347, 30694, 41753, 83506, 100013, 144679, 200026, 289358, 659921, 1319842, 4300559, 6221197, 8601118, 12442394, 14901937, 29803874, 640783291, 1281566582]

約数ペア:

[(1, 1281566582), (2, 640783291), (43, 29803874), (86, 14901937), (103, 12442394), (149, 8601118), (206, 6221197), (298, 4300559), (971, 1319842), (1942, 659921), (4429, 289358), (6407, 200026), (8858, 144679), (12814, 100013), (15347, 83506), (30694, 41753)]