6439419

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 11302368

約数和(自身を除く): 4862949

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 277, 287, 369, 567, 831, 861, 1107, 1939, 2493, 2583, 3321, 5817, 7479, 7749, 11357, 17451, 22437, 23247, 34071, 52353, 79499, 102213, 157059, 238497, 306639, 715491, 919917, 2146473, 6439419]

約数ペア:

[(1, 6439419), (3, 2146473), (7, 919917), (9, 715491), (21, 306639), (27, 238497), (41, 157059), (63, 102213), (81, 79499), (123, 52353), (189, 34071), (277, 23247), (287, 22437), (369, 17451), (567, 11357), (831, 7749), (861, 7479), (1107, 5817), (1939, 3321), (2493, 2583)]