209198904

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 531696000

約数和(自身を除く): 322497096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 211, 218, 327, 379, 422, 436, 633, 654, 758, 844, 872, 1137, 1266, 1308, 1516, 1688, 2274, 2532, 2616, 3032, 4548, 5064, 9096, 22999, 41311, 45998, 68997, 79969, 82622, 91996, 123933, 137994, 159938, 165244, 183992, 239907, 247866, 275988, 319876, 330488, 479814, 495732, 551976, 639752, 959628, 991464, 1919256, 8716621, 17433242, 26149863, 34866484, 52299726, 69732968, 104599452, 209198904]

約数ペア:

[(1, 209198904), (2, 104599452), (3, 69732968), (4, 52299726), (6, 34866484), (8, 26149863), (12, 17433242), (24, 8716621), (109, 1919256), (211, 991464), (218, 959628), (327, 639752), (379, 551976), (422, 495732), (436, 479814), (633, 330488), (654, 319876), (758, 275988), (844, 247866), (872, 239907), (1137, 183992), (1266, 165244), (1308, 159938), (1516, 137994), (1688, 123933), (2274, 91996), (2532, 82622), (2616, 79969), (3032, 68997), (4548, 45998), (5064, 41311), (9096, 22999)]