268738239

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{4993}}^1$

素因数の和:5247

約数の個数: 32

約数和(自身を含む): 448740864

約数和(自身を除く): 180002625

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 233, 699, 1631, 2563, 4893, 4993, 7689, 14979, 17941, 34951, 53823, 54923, 104853, 164769, 384461, 1153383, 1163369, 3490107, 8143583, 12797059, 24430749, 38391177, 89579413, 268738239]

約数ペア:

[(1, 268738239), (3, 89579413), (7, 38391177), (11, 24430749), (21, 12797059), (33, 8143583), (77, 3490107), (231, 1163369), (233, 1153383), (699, 384461), (1631, 164769), (2563, 104853), (4893, 54923), (4993, 53823), (7689, 34951), (14979, 17941)]