3978681

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4672

約数の個数: 16

約数和(自身を含む): 6211968

約数和(自身を除く): 2233287

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 4621, 13863, 32347, 97041, 189461, 568383, 1326227, 3978681]

約数ペア:

[(1, 3978681), (3, 1326227), (7, 568383), (21, 189461), (41, 97041), (123, 32347), (287, 13863), (861, 4621)]