427998549

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{2309}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 642660480

約数和(自身を除く): 214661931

約数列:

[1, 3, 11, 33, 41, 123, 137, 411, 451, 1353, 1507, 2309, 4521, 5617, 6927, 16851, 25399, 61787, 76197, 94669, 185361, 284007, 316333, 948999, 1041359, 3124077, 3479663, 10438989, 12969653, 38908959, 142666183, 427998549]

約数ペア:

[(1, 427998549), (3, 142666183), (11, 38908959), (33, 12969653), (41, 10438989), (123, 3479663), (137, 3124077), (411, 1041359), (451, 948999), (1353, 316333), (1507, 284007), (2309, 185361), (4521, 94669), (5617, 76197), (6927, 61787), (16851, 25399)]