53897340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128327}}^1$

素因数の和:128346

約数の個数: 48

約数和(自身を含む): 172472832

約数和(自身を除く): 118575492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128327, 256654, 384981, 513308, 641635, 769962, 898289, 1283270, 1539924, 1796578, 1924905, 2566540, 2694867, 3593156, 3849810, 4491445, 5389734, 7699620, 8982890, 10779468, 13474335, 17965780, 26948670, 53897340]

約数ペア:

[(1, 53897340), (2, 26948670), (3, 17965780), (4, 13474335), (5, 10779468), (6, 8982890), (7, 7699620), (10, 5389734), (12, 4491445), (14, 3849810), (15, 3593156), (20, 2694867), (21, 2566540), (28, 1924905), (30, 1796578), (35, 1539924), (42, 1283270), (60, 898289), (70, 769962), (84, 641635), (105, 513308), (140, 384981), (210, 256654), (420, 128327)]