290985858

素因数分解:

$2^1\times 3^4\times {\mathrm{107}}^1\times {\mathrm{16787}}^1$

素因数の和:16908

約数の個数: 40

約数和(自身を含む): 658156752

約数和(自身を除く): 367170894

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 321, 642, 963, 1926, 2889, 5778, 8667, 16787, 17334, 33574, 50361, 100722, 151083, 302166, 453249, 906498, 1359747, 1796209, 2719494, 3592418, 5388627, 10777254, 16165881, 32331762, 48497643, 96995286, 145492929, 290985858]

約数ペア:

[(1, 290985858), (2, 145492929), (3, 96995286), (6, 48497643), (9, 32331762), (18, 16165881), (27, 10777254), (54, 5388627), (81, 3592418), (107, 2719494), (162, 1796209), (214, 1359747), (321, 906498), (642, 453249), (963, 302166), (1926, 151083), (2889, 100722), (5778, 50361), (8667, 33574), (16787, 17334)]