217203129

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2377}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 373935744

約数和(自身を除く): 156732615

約数列:

[1, 3, 9, 11, 13, 33, 39, 71, 99, 117, 143, 213, 429, 639, 781, 923, 1287, 2343, 2377, 2769, 7029, 7131, 8307, 10153, 21393, 26147, 30459, 30901, 78441, 91377, 92703, 168767, 235323, 278109, 339911, 506301, 1019733, 1518903, 1856437, 2193971, 3059199, 5569311, 6581913, 16707933, 19745739, 24133681, 72401043, 217203129]

約数ペア:

[(1, 217203129), (3, 72401043), (9, 24133681), (11, 19745739), (13, 16707933), (33, 6581913), (39, 5569311), (71, 3059199), (99, 2193971), (117, 1856437), (143, 1518903), (213, 1019733), (429, 506301), (639, 339911), (781, 278109), (923, 235323), (1287, 168767), (2343, 92703), (2377, 91377), (2769, 78441), (7029, 30901), (7131, 30459), (8307, 26147), (10153, 21393)]