31154788

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6911}}^1$

素因数の和:6952

約数の個数: 36

約数和(自身を含む): 66189312

約数和(自身を除く): 35034524

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 6911, 13822, 27644, 48377, 96754, 158953, 193508, 317906, 338639, 635812, 677278, 1112671, 1354556, 2225342, 4450684, 7788697, 15577394, 31154788]

約数ペア:

[(1, 31154788), (2, 15577394), (4, 7788697), (7, 4450684), (14, 2225342), (23, 1354556), (28, 1112671), (46, 677278), (49, 635812), (92, 338639), (98, 317906), (161, 193508), (196, 158953), (322, 96754), (644, 48377), (1127, 27644), (2254, 13822), (4508, 6911)]