28649824

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1619}}^1$

素因数の和:1715

約数の個数: 48

約数和(自身を含む): 65318400

約数和(自身を除く): 36668576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1106, 1264, 1619, 2212, 2528, 3238, 4424, 6476, 8848, 11333, 12952, 17696, 22666, 25904, 45332, 51808, 90664, 127901, 181328, 255802, 362656, 511604, 895307, 1023208, 1790614, 2046416, 3581228, 4092832, 7162456, 14324912, 28649824]

約数ペア:

[(1, 28649824), (2, 14324912), (4, 7162456), (7, 4092832), (8, 3581228), (14, 2046416), (16, 1790614), (28, 1023208), (32, 895307), (56, 511604), (79, 362656), (112, 255802), (158, 181328), (224, 127901), (316, 90664), (553, 51808), (632, 45332), (1106, 25904), (1264, 22666), (1619, 17696), (2212, 12952), (2528, 11333), (3238, 8848), (4424, 6476)]