28128690828

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{652759}}^1$

素因数の和:652801

約数の個数: 120

約数和(自身を含む): 88462035200

約数和(自身を除く): 60333344372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 252, 266, 324, 342, 378, 399, 513, 532, 567, 684, 756, 798, 1026, 1134, 1197, 1539, 1596, 2052, 2268, 2394, 3078, 3591, 4788, 6156, 7182, 10773, 14364, 21546, 43092, 652759, 1305518, 1958277, 2611036, 3916554, 4569313, 5874831, 7833108, 9138626, 11749662, 12402421, 13707939, 17624493, 18277252, 23499324, 24804842, 27415878, 35248986, 37207263, 41123817, 49609684, 52873479, 54831756, 70497972, 74414526, 82247634, 86816947, 105746958, 111621789, 123371451, 148829052, 164495268, 173633894, 211493916, 223243578, 246742902, 260450841, 334865367, 347267788, 370114353, 446487156, 493485804, 520901682, 669730734, 740228706, 781352523, 1004596101, 1041803364, 1339461468, 1480457412, 1562705046, 2009192202, 2344057569, 3125410092, 4018384404, 4688115138, 7032172707, 9376230276, 14064345414, 28128690828]

約数ペア:

[(1, 28128690828), (2, 14064345414), (3, 9376230276), (4, 7032172707), (6, 4688115138), (7, 4018384404), (9, 3125410092), (12, 2344057569), (14, 2009192202), (18, 1562705046), (19, 1480457412), (21, 1339461468), (27, 1041803364), (28, 1004596101), (36, 781352523), (38, 740228706), (42, 669730734), (54, 520901682), (57, 493485804), (63, 446487156), (76, 370114353), (81, 347267788), (84, 334865367), (108, 260450841), (114, 246742902), (126, 223243578), (133, 211493916), (162, 173633894), (171, 164495268), (189, 148829052), (228, 123371451), (252, 111621789), (266, 105746958), (324, 86816947), (342, 82247634), (378, 74414526), (399, 70497972), (513, 54831756), (532, 52873479), (567, 49609684), (684, 41123817), (756, 37207263), (798, 35248986), (1026, 27415878), (1134, 24804842), (1197, 23499324), (1539, 18277252), (1596, 17624493), (2052, 13707939), (2268, 12402421), (2394, 11749662), (3078, 9138626), (3591, 7833108), (4788, 5874831), (6156, 4569313), (7182, 3916554), (10773, 2611036), (14364, 1958277), (21546, 1305518), (43092, 652759)]