1378664

素因数分解:

$2^3\times 7^2\times {\mathrm{3517}}^1$

素因数の和:3537

約数の個数: 24

約数和(自身を含む): 3007890

約数和(自身を除く): 1629226

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 3517, 7034, 14068, 24619, 28136, 49238, 98476, 172333, 196952, 344666, 689332, 1378664]

約数ペア:

[(1, 1378664), (2, 689332), (4, 344666), (7, 196952), (8, 172333), (14, 98476), (28, 49238), (49, 28136), (56, 24619), (98, 14068), (196, 7034), (392, 3517)]