28955829

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 47964160

約数和(自身を除く): 19008331

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 2341, 4123, 7023, 12369, 16387, 44479, 49161, 72571, 133437, 217713, 311353, 507997, 934059, 1378849, 1523991, 4136547, 9651943, 28955829]

約数ペア:

[(1, 28955829), (3, 9651943), (7, 4136547), (19, 1523991), (21, 1378849), (31, 934059), (57, 507997), (93, 311353), (133, 217713), (217, 133437), (399, 72571), (589, 49161), (651, 44479), (1767, 16387), (2341, 12369), (4123, 7023)]