25705988

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11923}}^1$

素因数の和:11952

約数の個数: 36

約数和(自身を含む): 57092112

約数和(自身を除く): 31386124

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 11923, 23846, 47692, 83461, 131153, 166922, 262306, 333844, 524612, 584227, 918071, 1168454, 1836142, 2336908, 3672284, 6426497, 12852994, 25705988]

約数ペア:

[(1, 25705988), (2, 12852994), (4, 6426497), (7, 3672284), (11, 2336908), (14, 1836142), (22, 1168454), (28, 918071), (44, 584227), (49, 524612), (77, 333844), (98, 262306), (154, 166922), (196, 131153), (308, 83461), (539, 47692), (1078, 23846), (2156, 11923)]