1388432819956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{4450847}}^1$

素因数の和:4451728

約数の個数: 48

約数和(自身を含む): 2993960825856

約数和(自身を除く): 1605528005900

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 857, 1714, 3428, 5999, 11141, 11998, 22282, 23996, 44564, 77987, 155974, 311948, 4450847, 8901694, 17803388, 31155929, 57861011, 62311858, 115722022, 124623716, 231444044, 405027077, 810054154, 1620108308, 3814375879, 7628751758, 15257503516, 26700631153, 49586886427, 53401262306, 99173772854, 106802524612, 198347545708, 347108204989, 694216409978, 1388432819956]

約数ペア:

[(1, 1388432819956), (2, 694216409978), (4, 347108204989), (7, 198347545708), (13, 106802524612), (14, 99173772854), (26, 53401262306), (28, 49586886427), (52, 26700631153), (91, 15257503516), (182, 7628751758), (364, 3814375879), (857, 1620108308), (1714, 810054154), (3428, 405027077), (5999, 231444044), (11141, 124623716), (11998, 115722022), (22282, 62311858), (23996, 57861011), (44564, 31155929), (77987, 17803388), (155974, 8901694), (311948, 4450847)]