221444883

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{4729}}^1$

素因数の和:4800

約数の個数: 36

約数和(自身を含む): 359839480

約数和(自身を除く): 138394597

約数列:

[1, 3, 9, 11, 33, 43, 99, 121, 129, 363, 387, 473, 1089, 1419, 4257, 4729, 5203, 14187, 15609, 42561, 46827, 52019, 156057, 203347, 468171, 572209, 610041, 1716627, 1830123, 2236817, 5149881, 6710451, 20131353, 24604987, 73814961, 221444883]

約数ペア:

[(1, 221444883), (3, 73814961), (9, 24604987), (11, 20131353), (33, 6710451), (43, 5149881), (99, 2236817), (121, 1830123), (129, 1716627), (363, 610041), (387, 572209), (473, 468171), (1089, 203347), (1419, 156057), (4257, 52019), (4729, 46827), (5203, 42561), (14187, 15609)]