820171884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{43013}}^1$

素因数の和:43254

約数の個数: 48

約数和(自身を含む): 2196811008

約数和(自身を除く): 1376639124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 227, 454, 681, 908, 1362, 1589, 2724, 3178, 4767, 6356, 9534, 19068, 43013, 86026, 129039, 172052, 258078, 301091, 516156, 602182, 903273, 1204364, 1806546, 3613092, 9763951, 19527902, 29291853, 39055804, 58583706, 68347657, 117167412, 136695314, 205042971, 273390628, 410085942, 820171884]

約数ペア:

[(1, 820171884), (2, 410085942), (3, 273390628), (4, 205042971), (6, 136695314), (7, 117167412), (12, 68347657), (14, 58583706), (21, 39055804), (28, 29291853), (42, 19527902), (84, 9763951), (227, 3613092), (454, 1806546), (681, 1204364), (908, 903273), (1362, 602182), (1589, 516156), (2724, 301091), (3178, 258078), (4767, 172052), (6356, 129039), (9534, 86026), (19068, 43013)]