72803816

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{211639}}^1$

素因数の和:211688

約数の個数: 16

約数和(自身を含む): 139682400

約数和(自身を除く): 66878584

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 211639, 423278, 846556, 1693112, 9100477, 18200954, 36401908, 72803816]

約数ペア:

[(1, 72803816), (2, 36401908), (4, 18200954), (8, 9100477), (43, 1693112), (86, 846556), (172, 423278), (344, 211639)]