164018428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 343977984

約数和(自身を除く): 179959556

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 257, 322, 514, 644, 991, 1028, 1799, 1982, 3598, 3964, 5911, 6937, 7196, 11822, 13874, 22793, 23644, 27748, 41377, 45586, 82754, 91172, 159551, 165508, 254687, 319102, 509374, 638204, 1018748, 1782809, 3565618, 5857801, 7131236, 11715602, 23431204, 41004607, 82009214, 164018428]

約数ペア:

[(1, 164018428), (2, 82009214), (4, 41004607), (7, 23431204), (14, 11715602), (23, 7131236), (28, 5857801), (46, 3565618), (92, 1782809), (161, 1018748), (257, 638204), (322, 509374), (514, 319102), (644, 254687), (991, 165508), (1028, 159551), (1799, 91172), (1982, 82754), (3598, 45586), (3964, 41377), (5911, 27748), (6937, 23644), (7196, 22793), (11822, 13874)]