206529309

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 349894272

約数和(自身を除く): 143364963

約数列:

[1, 3, 7, 9, 21, 63, 67, 113, 201, 339, 433, 469, 603, 791, 1017, 1299, 1407, 2373, 3031, 3897, 4221, 7119, 7571, 9093, 22713, 27279, 29011, 48929, 52997, 68139, 87033, 146787, 158991, 203077, 261099, 342503, 440361, 476973, 609231, 1027509, 1827693, 3082527, 3278243, 9834729, 22947701, 29504187, 68843103, 206529309]

約数ペア:

[(1, 206529309), (3, 68843103), (7, 29504187), (9, 22947701), (21, 9834729), (63, 3278243), (67, 3082527), (113, 1827693), (201, 1027509), (339, 609231), (433, 476973), (469, 440361), (603, 342503), (791, 261099), (1017, 203077), (1299, 158991), (1407, 146787), (2373, 87033), (3031, 68139), (3897, 52997), (4221, 48929), (7119, 29011), (7571, 27279), (9093, 22713)]