38188995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 69457920

約数和(自身を除く): 31268925

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 67, 79, 111, 185, 195, 201, 237, 335, 395, 481, 555, 871, 1005, 1027, 1185, 1443, 2405, 2479, 2613, 2923, 3081, 4355, 5135, 5293, 7215, 7437, 8769, 12395, 13065, 14615, 15405, 15879, 26465, 32227, 37185, 37999, 43845, 68809, 79395, 96681, 113997, 161135, 189995, 195841, 206427, 344045, 483405, 569985, 587523, 979205, 1032135, 2545933, 2937615, 7637799, 12729665, 38188995]

約数ペア:

[(1, 38188995), (3, 12729665), (5, 7637799), (13, 2937615), (15, 2545933), (37, 1032135), (39, 979205), (65, 587523), (67, 569985), (79, 483405), (111, 344045), (185, 206427), (195, 195841), (201, 189995), (237, 161135), (335, 113997), (395, 96681), (481, 79395), (555, 68809), (871, 43845), (1005, 37999), (1027, 37185), (1185, 32227), (1443, 26465), (2405, 15879), (2479, 15405), (2613, 14615), (2923, 13065), (3081, 12395), (4355, 8769), (5135, 7437), (5293, 7215)]