71234218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 50071382

約数列:

[1, 2, 11, 22, 31, 62, 149, 298, 341, 682, 701, 1402, 1639, 3278, 4619, 7711, 9238, 15422, 21731, 43462, 50809, 101618, 104449, 208898, 239041, 478082, 1148939, 2297878, 3237919, 6475838, 35617109, 71234218]

約数ペア:

[(1, 71234218), (2, 35617109), (11, 6475838), (22, 3237919), (31, 2297878), (62, 1148939), (149, 478082), (298, 239041), (341, 208898), (682, 104449), (701, 101618), (1402, 50809), (1639, 43462), (3278, 21731), (4619, 15422), (7711, 9238)]