739821278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 1386823680

約数和(自身を除く): 647002402

約数列:

[1, 2, 7, 14, 19, 38, 43, 71, 86, 133, 142, 266, 301, 497, 602, 817, 911, 994, 1349, 1634, 1822, 2698, 3053, 5719, 6106, 6377, 9443, 11438, 12754, 17309, 18886, 21371, 34618, 39173, 42742, 58007, 64681, 78346, 116014, 121163, 129362, 242326, 274211, 406049, 452767, 548422, 744287, 812098, 905534, 1228939, 1488574, 2457878, 2781283, 5210009, 5562566, 8602573, 10420018, 17205146, 19468981, 38937962, 52844377, 105688754, 369910639, 739821278]

約数ペア:

[(1, 739821278), (2, 369910639), (7, 105688754), (14, 52844377), (19, 38937962), (38, 19468981), (43, 17205146), (71, 10420018), (86, 8602573), (133, 5562566), (142, 5210009), (266, 2781283), (301, 2457878), (497, 1488574), (602, 1228939), (817, 905534), (911, 812098), (994, 744287), (1349, 548422), (1634, 452767), (1822, 406049), (2698, 274211), (3053, 242326), (5719, 129362), (6106, 121163), (6377, 116014), (9443, 78346), (11438, 64681), (12754, 58007), (17309, 42742), (18886, 39173), (21371, 34618)]