71643568

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{8039}}^1$

素因数の和:8604

約数の個数: 20

約数和(自身を含む): 139075920

約数和(自身を除く): 67432352

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8039, 8912, 16078, 32156, 64312, 128624, 4477723, 8955446, 17910892, 35821784, 71643568]

約数ペア:

[(1, 71643568), (2, 35821784), (4, 17910892), (8, 8955446), (16, 4477723), (557, 128624), (1114, 64312), (2228, 32156), (4456, 16078), (8039, 8912)]