28877296

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2897}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 64683360

約数和(自身を除く): 35806064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 2897, 4984, 5794, 9968, 11588, 20279, 23176, 40558, 46352, 81116, 162232, 257833, 324464, 515666, 1031332, 1804831, 2062664, 3609662, 4125328, 7219324, 14438648, 28877296]

約数ペア:

[(1, 28877296), (2, 14438648), (4, 7219324), (7, 4125328), (8, 3609662), (14, 2062664), (16, 1804831), (28, 1031332), (56, 515666), (89, 324464), (112, 257833), (178, 162232), (356, 81116), (623, 46352), (712, 40558), (1246, 23176), (1424, 20279), (2492, 11588), (2897, 9968), (4984, 5794)]