71121687

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37217}}^1$

素因数の和:37247

約数の個数: 24

約数和(自身を含む): 118799856

約数和(自身を除く): 47678169

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 37217, 111651, 260519, 483821, 781557, 1451463, 1823633, 3386747, 5470899, 10160241, 23707229, 71121687]

約数ペア:

[(1, 71121687), (3, 23707229), (7, 10160241), (13, 5470899), (21, 3386747), (39, 1823633), (49, 1451463), (91, 781557), (147, 483821), (273, 260519), (637, 111651), (1911, 37217)]