258933248

素因数分解:

$2^9\times 7^2\times {\mathrm{10321}}^1$

素因数の和:10353

約数の個数: 60

約数和(自身を含む): 601886142

約数和(自身を除く): 342952894

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3584, 6272, 10321, 12544, 20642, 25088, 41284, 72247, 82568, 144494, 165136, 288988, 330272, 505729, 577976, 660544, 1011458, 1155952, 1321088, 2022916, 2311904, 2642176, 4045832, 4623808, 5284352, 8091664, 9247616, 16183328, 18495232, 32366656, 36990464, 64733312, 129466624, 258933248]

約数ペア:

[(1, 258933248), (2, 129466624), (4, 64733312), (7, 36990464), (8, 32366656), (14, 18495232), (16, 16183328), (28, 9247616), (32, 8091664), (49, 5284352), (56, 4623808), (64, 4045832), (98, 2642176), (112, 2311904), (128, 2022916), (196, 1321088), (224, 1155952), (256, 1011458), (392, 660544), (448, 577976), (512, 505729), (784, 330272), (896, 288988), (1568, 165136), (1792, 144494), (3136, 82568), (3584, 72247), (6272, 41284), (10321, 25088), (12544, 20642)]