51808251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 78183936

約数和(自身を除く): 26375685

約数列:

[1, 3, 11, 33, 37, 111, 151, 281, 407, 453, 843, 1221, 1661, 3091, 4983, 5587, 9273, 10397, 16761, 31191, 42431, 61457, 114367, 127293, 184371, 343101, 466741, 1400223, 1569947, 4709841, 17269417, 51808251]

約数ペア:

[(1, 51808251), (3, 17269417), (11, 4709841), (33, 1569947), (37, 1400223), (111, 466741), (151, 343101), (281, 184371), (407, 127293), (453, 114367), (843, 61457), (1221, 42431), (1661, 31191), (3091, 16761), (4983, 10397), (5587, 9273)]