2548778817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{20177}}^1$

素因数の和:20313

約数の個数: 32

約数和(自身を含む): 3796692480

約数和(自身を除く): 1247913663

約数列:

[1, 3, 13, 39, 41, 79, 123, 237, 533, 1027, 1599, 3081, 3239, 9717, 20177, 42107, 60531, 126321, 262301, 786903, 827257, 1593983, 2481771, 4781949, 10754341, 20721779, 32263023, 62165337, 65353303, 196059909, 849592939, 2548778817]

約数ペア:

[(1, 2548778817), (3, 849592939), (13, 196059909), (39, 65353303), (41, 62165337), (79, 32263023), (123, 20721779), (237, 10754341), (533, 4781949), (1027, 2481771), (1599, 1593983), (3081, 827257), (3239, 786903), (9717, 262301), (20177, 126321), (42107, 60531)]