161004564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{212969}}^1$

素因数の和:212989

約数の個数: 48

約数和(自身を含む): 477052800

約数和(自身を除く): 316048236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 212969, 425938, 638907, 851876, 1277814, 1490783, 1916721, 2555628, 2981566, 3833442, 4472349, 5750163, 5963132, 7666884, 8944698, 11500326, 13417047, 17889396, 23000652, 26834094, 40251141, 53668188, 80502282, 161004564]

約数ペア:

[(1, 161004564), (2, 80502282), (3, 53668188), (4, 40251141), (6, 26834094), (7, 23000652), (9, 17889396), (12, 13417047), (14, 11500326), (18, 8944698), (21, 7666884), (27, 5963132), (28, 5750163), (36, 4472349), (42, 3833442), (54, 2981566), (63, 2555628), (84, 1916721), (108, 1490783), (126, 1277814), (189, 851876), (252, 638907), (378, 425938), (756, 212969)]