127678749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1973}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 194431104

約数和(自身を除く): 66752355

約数列:

[1, 3, 11, 33, 37, 53, 111, 159, 407, 583, 1221, 1749, 1961, 1973, 5883, 5919, 21571, 21703, 64713, 65109, 73001, 104569, 219003, 313707, 803011, 1150259, 2409033, 3450777, 3869053, 11607159, 42559583, 127678749]

約数ペア:

[(1, 127678749), (3, 42559583), (11, 11607159), (33, 3869053), (37, 3450777), (53, 2409033), (111, 1150259), (159, 803011), (407, 313707), (583, 219003), (1221, 104569), (1749, 73001), (1961, 65109), (1973, 64713), (5883, 21703), (5919, 21571)]