1389289944

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{2377}}^1$

素因数の和:2478

約数の個数: 128

約数和(自身を含む): 4109184000

約数和(自身を除く): 2719894056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 71, 84, 98, 142, 147, 168, 196, 213, 284, 294, 343, 392, 426, 497, 568, 588, 686, 852, 994, 1029, 1176, 1372, 1491, 1704, 1988, 2058, 2377, 2744, 2982, 3479, 3976, 4116, 4754, 5964, 6958, 7131, 8232, 9508, 10437, 11928, 13916, 14262, 16639, 19016, 20874, 24353, 27832, 28524, 33278, 41748, 48706, 49917, 57048, 66556, 73059, 83496, 97412, 99834, 116473, 133112, 146118, 168767, 194824, 199668, 232946, 292236, 337534, 349419, 399336, 465892, 506301, 584472, 675068, 698838, 815311, 931784, 1012602, 1181369, 1350136, 1397676, 1630622, 2025204, 2362738, 2445933, 2795352, 3261244, 3544107, 4050408, 4725476, 4891866, 6522488, 7088214, 8269583, 9450952, 9783732, 14176428, 16539166, 19567464, 24808749, 28352856, 33078332, 49617498, 57887081, 66156664, 99234996, 115774162, 173661243, 198469992, 231548324, 347322486, 463096648, 694644972, 1389289944]

約数ペア:

[(1, 1389289944), (2, 694644972), (3, 463096648), (4, 347322486), (6, 231548324), (7, 198469992), (8, 173661243), (12, 115774162), (14, 99234996), (21, 66156664), (24, 57887081), (28, 49617498), (42, 33078332), (49, 28352856), (56, 24808749), (71, 19567464), (84, 16539166), (98, 14176428), (142, 9783732), (147, 9450952), (168, 8269583), (196, 7088214), (213, 6522488), (284, 4891866), (294, 4725476), (343, 4050408), (392, 3544107), (426, 3261244), (497, 2795352), (568, 2445933), (588, 2362738), (686, 2025204), (852, 1630622), (994, 1397676), (1029, 1350136), (1176, 1181369), (1372, 1012602), (1491, 931784), (1704, 815311), (1988, 698838), (2058, 675068), (2377, 584472), (2744, 506301), (2982, 465892), (3479, 399336), (3976, 349419), (4116, 337534), (4754, 292236), (5964, 232946), (6958, 199668), (7131, 194824), (8232, 168767), (9508, 146118), (10437, 133112), (11928, 116473), (13916, 99834), (14262, 97412), (16639, 83496), (19016, 73059), (20874, 66556), (24353, 57048), (27832, 49917), (28524, 48706), (33278, 41748)]