221067546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2163

約数の個数: 64

約数和(自身を含む): 535987200

約数和(自身を除く): 314919654

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 139, 266, 278, 399, 417, 798, 834, 973, 1946, 1993, 2641, 2919, 3986, 5282, 5838, 5979, 7923, 11958, 13951, 15846, 18487, 27902, 36974, 37867, 41853, 55461, 75734, 83706, 110922, 113601, 227202, 265069, 277027, 530138, 554054, 795207, 831081, 1590414, 1662162, 1939189, 3878378, 5263513, 5817567, 10527026, 11635134, 15790539, 31581078, 36844591, 73689182, 110533773, 221067546]

約数ペア:

[(1, 221067546), (2, 110533773), (3, 73689182), (6, 36844591), (7, 31581078), (14, 15790539), (19, 11635134), (21, 10527026), (38, 5817567), (42, 5263513), (57, 3878378), (114, 1939189), (133, 1662162), (139, 1590414), (266, 831081), (278, 795207), (399, 554054), (417, 530138), (798, 277027), (834, 265069), (973, 227202), (1946, 113601), (1993, 110922), (2641, 83706), (2919, 75734), (3986, 55461), (5282, 41853), (5838, 37867), (5979, 36974), (7923, 27902), (11958, 18487), (13951, 15846)]