17293257

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 27320832

約数和(自身を除く): 10027575

約数列:

[1, 3, 9, 27, 31, 71, 81, 93, 97, 213, 279, 291, 639, 837, 873, 1917, 2201, 2511, 2619, 3007, 5751, 6603, 6887, 7857, 9021, 19809, 20661, 27063, 59427, 61983, 81189, 178281, 185949, 213497, 243567, 557847, 640491, 1921473, 5764419, 17293257]

約数ペア:

[(1, 17293257), (3, 5764419), (9, 1921473), (27, 640491), (31, 557847), (71, 243567), (81, 213497), (93, 185949), (97, 178281), (213, 81189), (279, 61983), (291, 59427), (639, 27063), (837, 20661), (873, 19809), (1917, 9021), (2201, 7857), (2511, 6887), (2619, 6603), (3007, 5751)]