218684718

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30449}}^1$

素因数の和:30486

約数の個数: 64

約数和(自身を含む): 584640000

約数和(自身を除く): 365955282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 30449, 60898, 91347, 182694, 213143, 274041, 426286, 548082, 578531, 639429, 822123, 1157062, 1278858, 1644246, 1735593, 1918287, 3471186, 3836574, 4049717, 5206779, 5754861, 8099434, 10413558, 11509722, 12149151, 15620337, 24298302, 31240674, 36447453, 72894906, 109342359, 218684718]

約数ペア:

[(1, 218684718), (2, 109342359), (3, 72894906), (6, 36447453), (7, 31240674), (9, 24298302), (14, 15620337), (18, 12149151), (19, 11509722), (21, 10413558), (27, 8099434), (38, 5754861), (42, 5206779), (54, 4049717), (57, 3836574), (63, 3471186), (114, 1918287), (126, 1735593), (133, 1644246), (171, 1278858), (189, 1157062), (266, 822123), (342, 639429), (378, 578531), (399, 548082), (513, 426286), (798, 274041), (1026, 213143), (1197, 182694), (2394, 91347), (3591, 60898), (7182, 30449)]