6431139

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 5100381

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 263, 429, 627, 741, 789, 1287, 1881, 2223, 2367, 2717, 2893, 3419, 4997, 8151, 8679, 10257, 14991, 24453, 26037, 30771, 37609, 44973, 54967, 64961, 112827, 164901, 194883, 338481, 494703, 584649, 714571, 2143713, 6431139]

約数ペア:

[(1, 6431139), (3, 2143713), (9, 714571), (11, 584649), (13, 494703), (19, 338481), (33, 194883), (39, 164901), (57, 112827), (99, 64961), (117, 54967), (143, 44973), (171, 37609), (209, 30771), (247, 26037), (263, 24453), (429, 14991), (627, 10257), (741, 8679), (789, 8151), (1287, 4997), (1881, 3419), (2223, 2893), (2367, 2717)]