51448397

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 69888000

約数和(自身を除く): 18439603

約数列:

[1, 7, 11, 13, 77, 91, 103, 143, 499, 721, 1001, 1133, 1339, 3493, 5489, 6487, 7931, 9373, 14729, 38423, 45409, 51397, 71357, 103103, 359779, 499499, 565367, 668161, 3957569, 4677127, 7349771, 51448397]

約数ペア:

[(1, 51448397), (7, 7349771), (11, 4677127), (13, 3957569), (77, 668161), (91, 565367), (103, 499499), (143, 359779), (499, 103103), (721, 71357), (1001, 51397), (1133, 45409), (1339, 38423), (3493, 14729), (5489, 9373), (6487, 7931)]