87981166

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 168575904

約数和(自身を除く): 80594738

約数列:

[1, 2, 7, 13, 14, 26, 49, 53, 91, 98, 106, 182, 371, 637, 689, 742, 1274, 1303, 1378, 2597, 2606, 4823, 5194, 9121, 9646, 16939, 18242, 33761, 33878, 63847, 67522, 69059, 118573, 127694, 138118, 237146, 483413, 830011, 897767, 966826, 1660022, 1795534, 3383891, 6284369, 6767782, 12568738, 43990583, 87981166]

約数ペア:

[(1, 87981166), (2, 43990583), (7, 12568738), (13, 6767782), (14, 6284369), (26, 3383891), (49, 1795534), (53, 1660022), (91, 966826), (98, 897767), (106, 830011), (182, 483413), (371, 237146), (637, 138118), (689, 127694), (742, 118573), (1274, 69059), (1303, 67522), (1378, 63847), (2597, 33878), (2606, 33761), (4823, 18242), (5194, 16939), (9121, 9646)]