128084187

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 230462400

約数和(自身を除く): 102378213

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 121, 133, 147, 209, 231, 363, 379, 399, 539, 627, 847, 931, 1137, 1463, 1617, 2299, 2541, 2653, 2793, 4169, 4389, 5929, 6897, 7201, 7959, 10241, 12507, 16093, 17787, 18571, 21603, 29183, 30723, 45859, 48279, 50407, 55713, 79211, 87549, 112651, 137577, 151221, 204281, 237633, 321013, 337953, 352849, 554477, 612843, 871321, 963039, 1058547, 1663431, 2247091, 2613963, 3881339, 6099247, 6741273, 11644017, 18297741, 42694729, 128084187]

約数ペア:

[(1, 128084187), (3, 42694729), (7, 18297741), (11, 11644017), (19, 6741273), (21, 6099247), (33, 3881339), (49, 2613963), (57, 2247091), (77, 1663431), (121, 1058547), (133, 963039), (147, 871321), (209, 612843), (231, 554477), (363, 352849), (379, 337953), (399, 321013), (539, 237633), (627, 204281), (847, 151221), (931, 137577), (1137, 112651), (1463, 87549), (1617, 79211), (2299, 55713), (2541, 50407), (2653, 48279), (2793, 45859), (4169, 30723), (4389, 29183), (5929, 21603), (6897, 18571), (7201, 17787), (7959, 16093), (10241, 12507)]