8243739

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 14676480

約数和(自身を除く): 6432741

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 97, 133, 171, 213, 291, 399, 497, 639, 679, 873, 1197, 1349, 1491, 1843, 2037, 4047, 4473, 5529, 6111, 6887, 9443, 12141, 12901, 16587, 20661, 28329, 38703, 48209, 61983, 84987, 116109, 130853, 144627, 392559, 433881, 915971, 1177677, 2747913, 8243739]

約数ペア:

[(1, 8243739), (3, 2747913), (7, 1177677), (9, 915971), (19, 433881), (21, 392559), (57, 144627), (63, 130853), (71, 116109), (97, 84987), (133, 61983), (171, 48209), (213, 38703), (291, 28329), (399, 20661), (497, 16587), (639, 12901), (679, 12141), (873, 9443), (1197, 6887), (1349, 6111), (1491, 5529), (1843, 4473), (2037, 4047)]