2165373399

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{49789}}^1$

素因数の和:49927

約数の個数: 32

約数和(自身を含む): 3505216000

約数和(自身を除く): 1339842601

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 2071, 2289, 6213, 14497, 43491, 49789, 149367, 348523, 945991, 1045569, 2837973, 5427001, 6621937, 16281003, 19865811, 37989007, 103113019, 113967021, 309339057, 721791133, 2165373399]

約数ペア:

[(1, 2165373399), (3, 721791133), (7, 309339057), (19, 113967021), (21, 103113019), (57, 37989007), (109, 19865811), (133, 16281003), (327, 6621937), (399, 5427001), (763, 2837973), (2071, 1045569), (2289, 945991), (6213, 348523), (14497, 149367), (43491, 49789)]