156988906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 253661760

約数和(自身を除く): 96672854

約数列:

[1, 2, 19, 38, 67, 134, 197, 313, 394, 626, 1273, 2546, 3743, 5947, 7486, 11894, 13199, 20971, 26398, 41942, 61661, 123322, 250781, 398449, 501562, 796898, 1171559, 2343118, 4131287, 8262574, 78494453, 156988906]

約数ペア:

[(1, 156988906), (2, 78494453), (19, 8262574), (38, 4131287), (67, 2343118), (134, 1171559), (197, 796898), (313, 501562), (394, 398449), (626, 250781), (1273, 123322), (2546, 61661), (3743, 41942), (5947, 26398), (7486, 20971), (11894, 13199)]