389640972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4638583}}^1$

素因数の和:4638597

約数の個数: 24

約数和(自身を含む): 1039042816

約数和(自身を除く): 649401844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4638583, 9277166, 13915749, 18554332, 27831498, 32470081, 55662996, 64940162, 97410243, 129880324, 194820486, 389640972]

約数ペア:

[(1, 389640972), (2, 194820486), (3, 129880324), (4, 97410243), (6, 64940162), (7, 55662996), (12, 32470081), (14, 27831498), (21, 18554332), (28, 13915749), (42, 9277166), (84, 4638583)]