490208288258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{849019}}^1$

素因数の和:849506

約数の個数: 32

約数和(自身を含む): 808742491200

約数和(自身を除く): 318534202942

約数列:

[1, 2, 13, 26, 53, 106, 419, 689, 838, 1378, 5447, 10894, 22207, 44414, 288691, 577382, 849019, 1698038, 11037247, 22074494, 44998007, 89996014, 355738961, 584974091, 711477922, 1169948182, 4624606493, 9249212986, 18854164933, 37708329866, 245104144129, 490208288258]

約数ペア:

[(1, 490208288258), (2, 245104144129), (13, 37708329866), (26, 18854164933), (53, 9249212986), (106, 4624606493), (419, 1169948182), (689, 711477922), (838, 584974091), (1378, 355738961), (5447, 89996014), (10894, 44998007), (22207, 22074494), (44414, 11037247), (288691, 1698038), (577382, 849019)]