71387654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{63853}}^1$

素因数の和:63911

約数の個数: 16

約数和(自身を含む): 118002192

約数和(自身を除く): 46614538

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 63853, 127706, 830089, 1660178, 2745679, 5491358, 35693827, 71387654]

約数ペア:

[(1, 71387654), (2, 35693827), (13, 5491358), (26, 2745679), (43, 1660178), (86, 830089), (559, 127706), (1118, 63853)]