128150488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{7193}}^1$

素因数の和:7347

約数の個数: 32

約数和(自身を含む): 256394160

約数和(自身を除く): 128243672

約数列:

[1, 2, 4, 8, 17, 34, 68, 131, 136, 262, 524, 1048, 2227, 4454, 7193, 8908, 14386, 17816, 28772, 57544, 122281, 244562, 489124, 942283, 978248, 1884566, 3769132, 7538264, 16018811, 32037622, 64075244, 128150488]

約数ペア:

[(1, 128150488), (2, 64075244), (4, 32037622), (8, 16018811), (17, 7538264), (34, 3769132), (68, 1884566), (131, 978248), (136, 942283), (262, 489124), (524, 244562), (1048, 122281), (2227, 57544), (4454, 28772), (7193, 17816), (8908, 14386)]