19090323

素因数分解:

$3^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 34636800

約数和(自身を除く): 15546477

約数列:

[1, 3, 7, 9, 21, 27, 29, 43, 63, 81, 87, 129, 189, 203, 243, 261, 301, 387, 567, 609, 729, 783, 903, 1161, 1247, 1701, 1827, 2187, 2349, 2709, 3483, 3741, 5103, 5481, 7047, 8127, 8729, 10449, 11223, 15309, 16443, 21141, 24381, 26187, 31347, 33669, 49329, 63423, 73143, 78561, 94041, 101007, 147987, 219429, 235683, 303021, 443961, 658287, 707049, 909063, 2121147, 2727189, 6363441, 19090323]

約数ペア:

[(1, 19090323), (3, 6363441), (7, 2727189), (9, 2121147), (21, 909063), (27, 707049), (29, 658287), (43, 443961), (63, 303021), (81, 235683), (87, 219429), (129, 147987), (189, 101007), (203, 94041), (243, 78561), (261, 73143), (301, 63423), (387, 49329), (567, 33669), (609, 31347), (729, 26187), (783, 24381), (903, 21141), (1161, 16443), (1247, 15309), (1701, 11223), (1827, 10449), (2187, 8729), (2349, 8127), (2709, 7047), (3483, 5481), (3741, 5103)]