16577778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 38988000

約数和(自身を除く): 22410222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 113, 147, 226, 294, 339, 499, 678, 791, 998, 1497, 1582, 2373, 2994, 3493, 4746, 5537, 6986, 10479, 11074, 16611, 20958, 24451, 33222, 48902, 56387, 73353, 112774, 146706, 169161, 338322, 394709, 789418, 1184127, 2368254, 2762963, 5525926, 8288889, 16577778]

約数ペア:

[(1, 16577778), (2, 8288889), (3, 5525926), (6, 2762963), (7, 2368254), (14, 1184127), (21, 789418), (42, 394709), (49, 338322), (98, 169161), (113, 146706), (147, 112774), (226, 73353), (294, 56387), (339, 48902), (499, 33222), (678, 24451), (791, 20958), (998, 16611), (1497, 11074), (1582, 10479), (2373, 6986), (2994, 5537), (3493, 4746)]