16522191

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 30412800

約数和(自身を除く): 13890609

約数列:

[1, 3, 7, 9, 19, 21, 27, 43, 57, 63, 107, 129, 133, 171, 189, 301, 321, 387, 399, 513, 749, 817, 903, 963, 1161, 1197, 2033, 2247, 2451, 2709, 2889, 3591, 4601, 5719, 6099, 6741, 7353, 8127, 13803, 14231, 17157, 18297, 20223, 22059, 32207, 41409, 42693, 51471, 54891, 87419, 96621, 124227, 128079, 154413, 262257, 289863, 384237, 611933, 786771, 869589, 1835799, 2360313, 5507397, 16522191]

約数ペア:

[(1, 16522191), (3, 5507397), (7, 2360313), (9, 1835799), (19, 869589), (21, 786771), (27, 611933), (43, 384237), (57, 289863), (63, 262257), (107, 154413), (129, 128079), (133, 124227), (171, 96621), (189, 87419), (301, 54891), (321, 51471), (387, 42693), (399, 41409), (513, 32207), (749, 22059), (817, 20223), (903, 18297), (963, 17157), (1161, 14231), (1197, 13803), (2033, 8127), (2247, 7353), (2451, 6741), (2709, 6099), (2889, 5719), (3591, 4601)]