87498554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 162570240

約数和(自身を除く): 75071686

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 71, 139, 142, 143, 278, 286, 341, 403, 682, 781, 806, 923, 1529, 1562, 1807, 1846, 2201, 3058, 3614, 4309, 4402, 4433, 8618, 8866, 9869, 10153, 19738, 19877, 20306, 24211, 28613, 39754, 47399, 48422, 56017, 57226, 94798, 108559, 112034, 128297, 217118, 256594, 305939, 314743, 611878, 616187, 629486, 1232374, 1411267, 2822534, 3365329, 3977207, 6730658, 7954414, 43749277, 87498554]

約数ペア:

[(1, 87498554), (2, 43749277), (11, 7954414), (13, 6730658), (22, 3977207), (26, 3365329), (31, 2822534), (62, 1411267), (71, 1232374), (139, 629486), (142, 616187), (143, 611878), (278, 314743), (286, 305939), (341, 256594), (403, 217118), (682, 128297), (781, 112034), (806, 108559), (923, 94798), (1529, 57226), (1562, 56017), (1807, 48422), (1846, 47399), (2201, 39754), (3058, 28613), (3614, 24211), (4309, 20306), (4402, 19877), (4433, 19738), (8618, 10153), (8866, 9869)]