27443619

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 48372480

約数和(自身を除く): 20928861

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 101, 133, 171, 227, 303, 399, 681, 707, 909, 1197, 1589, 1919, 2043, 2121, 4313, 4767, 5757, 6363, 12939, 13433, 14301, 17271, 22927, 30191, 38817, 40299, 68781, 90573, 120897, 160489, 206343, 271719, 435613, 481467, 1306839, 1444401, 3049291, 3920517, 9147873, 27443619]

約数ペア:

[(1, 27443619), (3, 9147873), (7, 3920517), (9, 3049291), (19, 1444401), (21, 1306839), (57, 481467), (63, 435613), (101, 271719), (133, 206343), (171, 160489), (227, 120897), (303, 90573), (399, 68781), (681, 40299), (707, 38817), (909, 30191), (1197, 22927), (1589, 17271), (1919, 14301), (2043, 13433), (2121, 12939), (4313, 6363), (4767, 5757)]