31090708

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{64237}}^1$

素因数の和:64263

約数の個数: 18

約数和(自身を含む): 59805578

約数和(自身を除く): 28714870

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 64237, 128474, 256948, 706607, 1413214, 2826428, 7772677, 15545354, 31090708]

約数ペア:

[(1, 31090708), (2, 15545354), (4, 7772677), (11, 2826428), (22, 1413214), (44, 706607), (121, 256948), (242, 128474), (484, 64237)]