187515189

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3373}}^1$

素因数の和:3482

約数の個数: 32

約数和(自身を含む): 291513600

約数和(自身を除く): 103998411

約数列:

[1, 3, 9, 27, 29, 71, 87, 213, 261, 639, 783, 1917, 2059, 3373, 6177, 10119, 18531, 30357, 55593, 91071, 97817, 239483, 293451, 718449, 880353, 2155347, 2641059, 6466041, 6945007, 20835021, 62505063, 187515189]

約数ペア:

[(1, 187515189), (3, 62505063), (9, 20835021), (27, 6945007), (29, 6466041), (71, 2641059), (87, 2155347), (213, 880353), (261, 718449), (639, 293451), (783, 239483), (1917, 97817), (2059, 91071), (3373, 55593), (6177, 30357), (10119, 18531)]