78817004

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{90803}}^1$

素因数の和:90845

約数の個数: 24

約数和(自身を含む): 162720768

約数和(自身を除く): 83903764

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 90803, 181606, 363212, 635621, 1271242, 2542484, 2814893, 5629786, 11259572, 19704251, 39408502, 78817004]

約数ペア:

[(1, 78817004), (2, 39408502), (4, 19704251), (7, 11259572), (14, 5629786), (28, 2814893), (31, 2542484), (62, 1271242), (124, 635621), (217, 363212), (434, 181606), (868, 90803)]