31481128

素因数分解:

$2^3\times 7^2\times {\mathrm{80309}}^1$

素因数の和:80329

約数の個数: 24

約数和(自身を含む): 68665050

約数和(自身を除く): 37183922

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 80309, 160618, 321236, 562163, 642472, 1124326, 2248652, 3935141, 4497304, 7870282, 15740564, 31481128]

約数ペア:

[(1, 31481128), (2, 15740564), (4, 7870282), (7, 4497304), (8, 3935141), (14, 2248652), (28, 1124326), (49, 642472), (56, 562163), (98, 321236), (196, 160618), (392, 80309)]