128925496

素因数分解:

$2^3\times 7^1\times {\mathrm{971}}^1\times {\mathrm{2371}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 276670080

約数和(自身を除く): 147744584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 971, 1942, 2371, 3884, 4742, 6797, 7768, 9484, 13594, 16597, 18968, 27188, 33194, 54376, 66388, 132776, 2302241, 4604482, 9208964, 16115687, 18417928, 32231374, 64462748, 128925496]

約数ペア:

[(1, 128925496), (2, 64462748), (4, 32231374), (7, 18417928), (8, 16115687), (14, 9208964), (28, 4604482), (56, 2302241), (971, 132776), (1942, 66388), (2371, 54376), (3884, 33194), (4742, 27188), (6797, 18968), (7768, 16597), (9484, 13594)]