323460784

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{145441}}^1$

素因数の和:145588

約数の個数: 20

約数和(自身を含む): 631218280

約数和(自身を除く): 307757496

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 145441, 290882, 581764, 1163528, 2327056, 20216299, 40432598, 80865196, 161730392, 323460784]

約数ペア:

[(1, 323460784), (2, 161730392), (4, 80865196), (8, 40432598), (16, 20216299), (139, 2327056), (278, 1163528), (556, 581764), (1112, 290882), (2224, 145441)]