1377243

素因数分解:

$3^4\times 7^2\times {\mathrm{347}}^1$

素因数の和:373

約数の個数: 30

約数和(自身を含む): 2400156

約数和(自身を除く): 1022913

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 347, 441, 567, 1041, 1323, 2429, 3123, 3969, 7287, 9369, 17003, 21861, 28107, 51009, 65583, 153027, 196749, 459081, 1377243]

約数ペア:

[(1, 1377243), (3, 459081), (7, 196749), (9, 153027), (21, 65583), (27, 51009), (49, 28107), (63, 21861), (81, 17003), (147, 9369), (189, 7287), (347, 3969), (441, 3123), (567, 2429), (1041, 1323)]