27388004

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 57200640

約数和(自身を除く): 29812636

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 139, 217, 227, 278, 434, 454, 556, 868, 908, 973, 1589, 1946, 3178, 3892, 4309, 6356, 7037, 8618, 14074, 17236, 28148, 30163, 31553, 49259, 60326, 63106, 98518, 120652, 126212, 197036, 220871, 441742, 883484, 978143, 1956286, 3912572, 6847001, 13694002, 27388004]

約数ペア:

[(1, 27388004), (2, 13694002), (4, 6847001), (7, 3912572), (14, 1956286), (28, 978143), (31, 883484), (62, 441742), (124, 220871), (139, 197036), (217, 126212), (227, 120652), (278, 98518), (434, 63106), (454, 60326), (556, 49259), (868, 31553), (908, 30163), (973, 28148), (1589, 17236), (1946, 14074), (3178, 8618), (3892, 7037), (4309, 6356)]