81998994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{177487}}^1$

素因数の和:177510

約数の個数: 32

約数和(自身を含む): 204466176

約数和(自身を除く): 122467182

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 177487, 354974, 532461, 1064922, 1242409, 1952357, 2484818, 3727227, 3904714, 5857071, 7454454, 11714142, 13666499, 27332998, 40999497, 81998994]

約数ペア:

[(1, 81998994), (2, 40999497), (3, 27332998), (6, 13666499), (7, 11714142), (11, 7454454), (14, 5857071), (21, 3904714), (22, 3727227), (33, 2484818), (42, 1952357), (66, 1242409), (77, 1064922), (154, 532461), (231, 354974), (462, 177487)]