1304289

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 2263040

約数和(自身を除く): 958751

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 103, 189, 201, 309, 469, 603, 721, 927, 1407, 1809, 2163, 2781, 4221, 6489, 6901, 12663, 19467, 20703, 48307, 62109, 144921, 186327, 434763, 1304289]

約数ペア:

[(1, 1304289), (3, 434763), (7, 186327), (9, 144921), (21, 62109), (27, 48307), (63, 20703), (67, 19467), (103, 12663), (189, 6901), (201, 6489), (309, 4221), (469, 2781), (603, 2163), (721, 1809), (927, 1407)]