428624

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 40

約数和(自身を含む): 982080

約数和(自身を除く): 553456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 89, 112, 172, 178, 301, 344, 356, 602, 623, 688, 712, 1204, 1246, 1424, 2408, 2492, 3827, 4816, 4984, 7654, 9968, 15308, 26789, 30616, 53578, 61232, 107156, 214312, 428624]

約数ペア:

[(1, 428624), (2, 214312), (4, 107156), (7, 61232), (8, 53578), (14, 30616), (16, 26789), (28, 15308), (43, 9968), (56, 7654), (86, 4984), (89, 4816), (112, 3827), (172, 2492), (178, 2408), (301, 1424), (344, 1246), (356, 1204), (602, 712), (623, 688)]