80540487

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:977

約数の個数: 40

約数和(自身を含む): 128937600

約数和(自身を除く): 48397113

約数列:

[1, 3, 9, 19, 27, 57, 59, 81, 171, 177, 513, 531, 887, 1121, 1539, 1593, 2661, 3363, 4779, 7983, 10089, 16853, 23949, 30267, 50559, 52333, 71847, 90801, 151677, 156999, 455031, 470997, 994327, 1365093, 1412991, 2982981, 4238973, 8948943, 26846829, 80540487]

約数ペア:

[(1, 80540487), (3, 26846829), (9, 8948943), (19, 4238973), (27, 2982981), (57, 1412991), (59, 1365093), (81, 994327), (171, 470997), (177, 455031), (513, 156999), (531, 151677), (887, 90801), (1121, 71847), (1539, 52333), (1593, 50559), (2661, 30267), (3363, 23949), (4779, 16853), (7983, 10089)]