257405712

素因数分解:

$2^4\times 3^1\times {\mathrm{5362619}}^1$

素因数の和:5362630

約数の個数: 20

約数和(自身を含む): 664964880

約数和(自身を除く): 407559168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5362619, 10725238, 16087857, 21450476, 32175714, 42900952, 64351428, 85801904, 128702856, 257405712]

約数ペア:

[(1, 257405712), (2, 128702856), (3, 85801904), (4, 64351428), (6, 42900952), (8, 32175714), (12, 21450476), (16, 16087857), (24, 10725238), (48, 5362619)]