1813429345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1\times {\mathrm{3191}}^1$

素因数の和:4465

約数の個数: 32

約数和(自身を含む): 2681280000

約数和(自身を除く): 867850655

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1249, 3191, 6245, 8743, 15955, 16237, 22337, 41483, 43715, 81185, 111685, 113659, 207415, 290381, 568295, 1451905, 3985559, 19927795, 27898913, 51812267, 139494565, 259061335, 362685869, 1813429345]

約数ペア:

[(1, 1813429345), (5, 362685869), (7, 259061335), (13, 139494565), (35, 51812267), (65, 27898913), (91, 19927795), (455, 3985559), (1249, 1451905), (3191, 568295), (6245, 290381), (8743, 207415), (15955, 113659), (16237, 111685), (22337, 81185), (41483, 43715)]