317552

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 20

約数和(自身を含む): 624960

約数和(自身を除く): 307408

約数列:

[1, 2, 4, 8, 16, 89, 178, 223, 356, 446, 712, 892, 1424, 1784, 3568, 19847, 39694, 79388, 158776, 317552]

約数ペア:

[(1, 317552), (2, 158776), (4, 79388), (8, 39694), (16, 19847), (89, 3568), (178, 1784), (223, 1424), (356, 892), (446, 712)]