156212973

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{16421}}^1$

素因数の和:16585

約数の個数: 24

約数和(自身を含む): 259598976

約数和(自身を除く): 103386003

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 9513, 16421, 49263, 114947, 147789, 344841, 1034523, 2479571, 7438713, 17356997, 22316139, 52070991, 156212973]

約数ペア:

[(1, 156212973), (3, 52070991), (7, 22316139), (9, 17356997), (21, 7438713), (63, 2479571), (151, 1034523), (453, 344841), (1057, 147789), (1359, 114947), (3171, 49263), (9513, 16421)]