210203487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{105683}}^1$

素因数の和:105719

約数の個数: 24

約数和(自身を含む): 346220784

約数和(自身を除く): 136017297

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 105683, 317049, 951147, 1373879, 1796611, 4121637, 5389833, 12364911, 16169499, 23355943, 70067829, 210203487]

約数ペア:

[(1, 210203487), (3, 70067829), (9, 23355943), (13, 16169499), (17, 12364911), (39, 5389833), (51, 4121637), (117, 1796611), (153, 1373879), (221, 951147), (663, 317049), (1989, 105683)]