298967907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{3923}}^1$

素因数の和:4143

約数の個数: 32

約数和(自身を含む): 482181120

約数和(自身を除く): 183213213

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 1337, 3629, 3923, 4011, 10887, 11769, 25403, 27461, 74537, 76209, 82383, 223611, 521759, 749293, 1565277, 2247879, 5245051, 14236567, 15735153, 42709701, 99655969, 298967907]

約数ペア:

[(1, 298967907), (3, 99655969), (7, 42709701), (19, 15735153), (21, 14236567), (57, 5245051), (133, 2247879), (191, 1565277), (399, 749293), (573, 521759), (1337, 223611), (3629, 82383), (3923, 76209), (4011, 74537), (10887, 27461), (11769, 25403)]