38390469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 58705920

約数和(自身を除く): 20315451

約数列:

[1, 3, 13, 19, 39, 57, 103, 247, 309, 503, 741, 1339, 1509, 1957, 4017, 5871, 6539, 9557, 19617, 25441, 28671, 51809, 76323, 124241, 155427, 372723, 673517, 984371, 2020551, 2953113, 12796823, 38390469]

約数ペア:

[(1, 38390469), (3, 12796823), (13, 2953113), (19, 2020551), (39, 984371), (57, 673517), (103, 372723), (247, 155427), (309, 124241), (503, 76323), (741, 51809), (1339, 28671), (1509, 25441), (1957, 19617), (4017, 9557), (5871, 6539)]