289345976

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{2153}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 551337840

約数和(自身を除く): 261991864

約数列:

[1, 2, 4, 8, 107, 157, 214, 314, 428, 628, 856, 1256, 2153, 4306, 8612, 16799, 17224, 33598, 67196, 134392, 230371, 338021, 460742, 676042, 921484, 1352084, 1842968, 2704168, 36168247, 72336494, 144672988, 289345976]

約数ペア:

[(1, 289345976), (2, 144672988), (4, 72336494), (8, 36168247), (107, 2704168), (157, 1842968), (214, 1352084), (314, 921484), (428, 676042), (628, 460742), (856, 338021), (1256, 230371), (2153, 134392), (4306, 67196), (8612, 33598), (16799, 17224)]