2741775

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 4583040

約数和(自身を除く): 1841265

約数列:

[1, 3, 5, 15, 25, 75, 139, 263, 417, 695, 789, 1315, 2085, 3475, 3945, 6575, 10425, 19725, 36557, 109671, 182785, 548355, 913925, 2741775]

約数ペア:

[(1, 2741775), (3, 913925), (5, 548355), (15, 182785), (25, 109671), (75, 36557), (139, 19725), (263, 10425), (417, 6575), (695, 3945), (789, 3475), (1315, 2085)]