639174564

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{93941}}^1$

素因数の和:93967

約数の個数: 72

約数和(自身を含む): 1914913728

約数和(自身を除く): 1275739164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 93941, 187882, 281823, 375764, 563646, 657587, 845469, 1127292, 1315174, 1690938, 1972761, 2536407, 2630348, 3381876, 3945522, 5072814, 5918283, 7609221, 7891044, 10145628, 11836566, 15218442, 17754849, 22827663, 23673132, 30436884, 35509698, 45655326, 53264547, 71019396, 91310652, 106529094, 159793641, 213058188, 319587282, 639174564]

約数ペア:

[(1, 639174564), (2, 319587282), (3, 213058188), (4, 159793641), (6, 106529094), (7, 91310652), (9, 71019396), (12, 53264547), (14, 45655326), (18, 35509698), (21, 30436884), (27, 23673132), (28, 22827663), (36, 17754849), (42, 15218442), (54, 11836566), (63, 10145628), (81, 7891044), (84, 7609221), (108, 5918283), (126, 5072814), (162, 3945522), (189, 3381876), (243, 2630348), (252, 2536407), (324, 1972761), (378, 1690938), (486, 1315174), (567, 1127292), (756, 845469), (972, 657587), (1134, 563646), (1701, 375764), (2268, 281823), (3402, 187882), (6804, 93941)]