12738105

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 23474880

約数和(自身を除く): 10736775

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 227, 261, 387, 435, 645, 681, 1135, 1247, 1305, 1935, 2043, 3405, 3741, 6235, 6583, 9761, 10215, 11223, 18705, 19749, 29283, 32915, 48805, 56115, 59247, 87849, 98745, 146415, 283069, 296235, 439245, 849207, 1415345, 2547621, 4246035, 12738105]

約数ペア:

[(1, 12738105), (3, 4246035), (5, 2547621), (9, 1415345), (15, 849207), (29, 439245), (43, 296235), (45, 283069), (87, 146415), (129, 98745), (145, 87849), (215, 59247), (227, 56115), (261, 48805), (387, 32915), (435, 29283), (645, 19749), (681, 18705), (1135, 11223), (1247, 10215), (1305, 9761), (1935, 6583), (2043, 6235), (3405, 3741)]