254173712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39419}}^1$

素因数の和:39471

約数の個数: 40

約数和(自身を含む): 547464960

約数和(自身を除く): 293291248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 39419, 78838, 157676, 315352, 512447, 630704, 1024894, 1221989, 2049788, 2443978, 4099576, 4887956, 8199152, 9775912, 15885857, 19551824, 31771714, 63543428, 127086856, 254173712]

約数ペア:

[(1, 254173712), (2, 127086856), (4, 63543428), (8, 31771714), (13, 19551824), (16, 15885857), (26, 9775912), (31, 8199152), (52, 4887956), (62, 4099576), (104, 2443978), (124, 2049788), (208, 1221989), (248, 1024894), (403, 630704), (496, 512447), (806, 315352), (1612, 157676), (3224, 78838), (6448, 39419)]