991424

素因数分解:

$2^6\times 7^1\times {\mathrm{2213}}^1$

素因数の和:2232

約数の個数: 28

約数和(自身を含む): 2249424

約数和(自身を除く): 1258000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 2213, 4426, 8852, 15491, 17704, 30982, 35408, 61964, 70816, 123928, 141632, 247856, 495712, 991424]

約数ペア:

[(1, 991424), (2, 495712), (4, 247856), (7, 141632), (8, 123928), (14, 70816), (16, 61964), (28, 35408), (32, 30982), (56, 17704), (64, 15491), (112, 8852), (224, 4426), (448, 2213)]