27780428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1097}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 52510752

約数和(自身を除く): 24730324

約数列:

[1, 2, 4, 13, 26, 52, 487, 974, 1097, 1948, 2194, 4388, 6331, 12662, 14261, 25324, 28522, 57044, 534239, 1068478, 2136956, 6945107, 13890214, 27780428]

約数ペア:

[(1, 27780428), (2, 13890214), (4, 6945107), (13, 2136956), (26, 1068478), (52, 534239), (487, 57044), (974, 28522), (1097, 25324), (1948, 14261), (2194, 12662), (4388, 6331)]