51623817

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 83635200

約数和(自身を除く): 32011383

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 1187, 2071, 2289, 3561, 6213, 8309, 14497, 22553, 24927, 43491, 67659, 129383, 157871, 388149, 473613, 905681, 2458277, 2717043, 7374831, 17207939, 51623817]

約数ペア:

[(1, 51623817), (3, 17207939), (7, 7374831), (19, 2717043), (21, 2458277), (57, 905681), (109, 473613), (133, 388149), (327, 157871), (399, 129383), (763, 67659), (1187, 43491), (2071, 24927), (2289, 22553), (3561, 14497), (6213, 8309)]