1886157

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 3494400

約数和(自身を除く): 1608243

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 49, 63, 91, 117, 141, 147, 273, 329, 343, 423, 441, 611, 637, 819, 987, 1029, 1833, 1911, 2303, 2961, 3087, 4277, 4459, 5499, 5733, 6909, 12831, 13377, 16121, 20727, 29939, 38493, 40131, 48363, 89817, 145089, 209573, 269451, 628719, 1886157]

約数ペア:

[(1, 1886157), (3, 628719), (7, 269451), (9, 209573), (13, 145089), (21, 89817), (39, 48363), (47, 40131), (49, 38493), (63, 29939), (91, 20727), (117, 16121), (141, 13377), (147, 12831), (273, 6909), (329, 5733), (343, 5499), (423, 4459), (441, 4277), (611, 3087), (637, 2961), (819, 2303), (987, 1911), (1029, 1833)]