243072752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1168619}}^1$

素因数の和:1168640

約数の個数: 20

約数和(自身を含む): 507181080

約数和(自身を除く): 264108328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1168619, 2337238, 4674476, 9348952, 15192047, 18697904, 30384094, 60768188, 121536376, 243072752]

約数ペア:

[(1, 243072752), (2, 121536376), (4, 60768188), (8, 30384094), (13, 18697904), (16, 15192047), (26, 9348952), (52, 4674476), (104, 2337238), (208, 1168619)]