259742769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19589

約数の個数: 32

約数和(自身を含む): 420016128

約数和(自身を除く): 160273359

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 1023, 1209, 4433, 13299, 19531, 58593, 214841, 253903, 605461, 644523, 761709, 1816383, 2792933, 6660071, 7870993, 8378799, 19980213, 23612979, 86580923, 259742769]

約数ペア:

[(1, 259742769), (3, 86580923), (11, 23612979), (13, 19980213), (31, 8378799), (33, 7870993), (39, 6660071), (93, 2792933), (143, 1816383), (341, 761709), (403, 644523), (429, 605461), (1023, 253903), (1209, 214841), (4433, 58593), (13299, 19531)]