247645107

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4349}}^1$

素因数の和:4417

約数の個数: 40

約数和(自身を含む): 400026000

約数和(自身を除く): 152380893

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 333, 513, 703, 999, 1539, 2109, 2997, 4349, 6327, 13047, 18981, 39141, 56943, 82631, 117423, 160913, 247893, 352269, 482739, 743679, 1448217, 2231037, 3057347, 4344651, 6693111, 9172041, 13033953, 27516123, 82548369, 247645107]

約数ペア:

[(1, 247645107), (3, 82548369), (9, 27516123), (19, 13033953), (27, 9172041), (37, 6693111), (57, 4344651), (81, 3057347), (111, 2231037), (171, 1448217), (333, 743679), (513, 482739), (703, 352269), (999, 247893), (1539, 160913), (2109, 117423), (2997, 82631), (4349, 56943), (6327, 39141), (13047, 18981)]