257240888

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{2791}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 496026720

約数和(自身を除く): 238785832

約数列:

[1, 2, 4, 8, 41, 82, 164, 281, 328, 562, 1124, 2248, 2791, 5582, 11164, 11521, 22328, 23042, 46084, 92168, 114431, 228862, 457724, 784271, 915448, 1568542, 3137084, 6274168, 32155111, 64310222, 128620444, 257240888]

約数ペア:

[(1, 257240888), (2, 128620444), (4, 64310222), (8, 32155111), (41, 6274168), (82, 3137084), (164, 1568542), (281, 915448), (328, 784271), (562, 457724), (1124, 228862), (2248, 114431), (2791, 92168), (5582, 46084), (11164, 23042), (11521, 22328)]