81179892

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{16223}}^1$

素因数の和:16372

約数の個数: 36

約数和(自身を含む): 206693760

約数和(自身を除く): 125513868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 16223, 32446, 48669, 64892, 97338, 146007, 194676, 292014, 584028, 2254997, 4509994, 6764991, 9019988, 13529982, 20294973, 27059964, 40589946, 81179892]

約数ペア:

[(1, 81179892), (2, 40589946), (3, 27059964), (4, 20294973), (6, 13529982), (9, 9019988), (12, 6764991), (18, 4509994), (36, 2254997), (139, 584028), (278, 292014), (417, 194676), (556, 146007), (834, 97338), (1251, 64892), (1668, 48669), (2502, 32446), (5004, 16223)]