30971283

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3571}}^1$

素因数の和:3647

約数の個数: 24

約数和(自身を含む): 48864960

約数和(自身を除く): 17893677

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2891, 3571, 8673, 10713, 24997, 74991, 174979, 210689, 524937, 632067, 1474823, 4424469, 10323761, 30971283]

約数ペア:

[(1, 30971283), (3, 10323761), (7, 4424469), (21, 1474823), (49, 632067), (59, 524937), (147, 210689), (177, 174979), (413, 74991), (1239, 24997), (2891, 10713), (3571, 8673)]