1378629

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 2312960

約数和(自身を除く): 934331

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 277, 553, 711, 831, 1659, 1939, 2493, 4977, 5817, 17451, 21883, 65649, 153181, 196947, 459543, 1378629]

約数ペア:

[(1, 1378629), (3, 459543), (7, 196947), (9, 153181), (21, 65649), (63, 21883), (79, 17451), (237, 5817), (277, 4977), (553, 2493), (711, 1939), (831, 1659)]