221434227

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6379}}^1$

素因数の和:6440

約数の個数: 48

約数和(自身を含む): 398112000

約数和(自身を除く): 176677773

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1653, 1827, 3857, 4959, 6379, 11571, 19137, 34713, 44653, 57411, 121201, 133959, 184991, 363603, 401877, 554973, 848407, 1090809, 1294937, 1664919, 2545221, 3514829, 3884811, 7635663, 10544487, 11654433, 24603803, 31633461, 73811409, 221434227]

約数ペア:

[(1, 221434227), (3, 73811409), (7, 31633461), (9, 24603803), (19, 11654433), (21, 10544487), (29, 7635663), (57, 3884811), (63, 3514829), (87, 2545221), (133, 1664919), (171, 1294937), (203, 1090809), (261, 848407), (399, 554973), (551, 401877), (609, 363603), (1197, 184991), (1653, 133959), (1827, 121201), (3857, 57411), (4959, 44653), (6379, 34713), (11571, 19137)]