487991763

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{135893}}^1$

素因数の和:135928

約数の個数: 32

約数和(自身を含む): 869721600

約数和(自身を除く): 381729837

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 135893, 407679, 951251, 1223037, 2581967, 2853753, 3669111, 7745901, 8561259, 18073769, 23237703, 25683777, 54221307, 69713109, 162663921, 487991763]

約数ペア:

[(1, 487991763), (3, 162663921), (7, 69713109), (9, 54221307), (19, 25683777), (21, 23237703), (27, 18073769), (57, 8561259), (63, 7745901), (133, 3669111), (171, 2853753), (189, 2581967), (399, 1223037), (513, 951251), (1197, 407679), (3591, 135893)]