131540912

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{155119}}^1$

素因数の和:155180

約数の個数: 20

約数和(自身を含む): 259670880

約数和(自身を除く): 128129968

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 155119, 310238, 620476, 1240952, 2481904, 8221307, 16442614, 32885228, 65770456, 131540912]

約数ペア:

[(1, 131540912), (2, 65770456), (4, 32885228), (8, 16442614), (16, 8221307), (53, 2481904), (106, 1240952), (212, 620476), (424, 310238), (848, 155119)]