64487007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29009}}^1$

素因数の和:29047

約数の個数: 24

約数和(自身を含む): 105596400

約数和(自身を除く): 41109393

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 29009, 87027, 261081, 377117, 551171, 1131351, 1653513, 3394053, 4960539, 7165223, 21495669, 64487007]

約数ペア:

[(1, 64487007), (3, 21495669), (9, 7165223), (13, 4960539), (19, 3394053), (39, 1653513), (57, 1131351), (117, 551171), (171, 377117), (247, 261081), (741, 87027), (2223, 29009)]