208049373

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 363916800

約数和(自身を除く): 155867427

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 179, 399, 537, 971, 1197, 1253, 1611, 2913, 3401, 3759, 6797, 8739, 10203, 11277, 18449, 20391, 23807, 30609, 55347, 61173, 71421, 129143, 166041, 173809, 214263, 387429, 521427, 1162287, 1216663, 1564281, 3302371, 3649989, 9907113, 10949967, 23116597, 29721339, 69349791, 208049373]

約数ペア:

[(1, 208049373), (3, 69349791), (7, 29721339), (9, 23116597), (19, 10949967), (21, 9907113), (57, 3649989), (63, 3302371), (133, 1564281), (171, 1216663), (179, 1162287), (399, 521427), (537, 387429), (971, 214263), (1197, 173809), (1253, 166041), (1611, 129143), (2913, 71421), (3401, 61173), (3759, 55347), (6797, 30609), (8739, 23807), (10203, 20391), (11277, 18449)]