128415796

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{563}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 227404800

約数和(自身を除く): 98989004

約数列:

[1, 2, 4, 127, 254, 449, 508, 563, 898, 1126, 1796, 2252, 57023, 71501, 114046, 143002, 228092, 252787, 286004, 505574, 1011148, 32103949, 64207898, 128415796]

約数ペア:

[(1, 128415796), (2, 64207898), (4, 32103949), (127, 1011148), (254, 505574), (449, 286004), (508, 252787), (563, 228092), (898, 143002), (1126, 114046), (1796, 71501), (2252, 57023)]