81702138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{32971}}^1$

素因数の和:33042

約数の個数: 32

約数和(自身を含む): 189918720

約数和(自身を除く): 108216582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 32971, 65942, 98913, 197826, 230797, 461594, 692391, 1384782, 1945289, 3890578, 5835867, 11671734, 13617023, 27234046, 40851069, 81702138]

約数ペア:

[(1, 81702138), (2, 40851069), (3, 27234046), (6, 13617023), (7, 11671734), (14, 5835867), (21, 3890578), (42, 1945289), (59, 1384782), (118, 692391), (177, 461594), (354, 230797), (413, 197826), (826, 98913), (1239, 65942), (2478, 32971)]