127984136

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{25679}}^1$

素因数の和:25781

約数の個数: 32

約数和(自身を含む): 277344000

約数和(自身を除く): 149359864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 25679, 51358, 102716, 179753, 205432, 359506, 719012, 1438024, 2285431, 4570862, 9141724, 15998017, 18283448, 31996034, 63992068, 127984136]

約数ペア:

[(1, 127984136), (2, 63992068), (4, 31996034), (7, 18283448), (8, 15998017), (14, 9141724), (28, 4570862), (56, 2285431), (89, 1438024), (178, 719012), (356, 359506), (623, 205432), (712, 179753), (1246, 102716), (2492, 51358), (4984, 25679)]