64920663

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{126551}}^1$

素因数の和:126579

約数の個数: 16

約数和(自身を含む): 101241600

約数和(自身を除く): 36320937

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 126551, 379653, 1138959, 2404469, 3416877, 7213407, 21640221, 64920663]

約数ペア:

[(1, 64920663), (3, 21640221), (9, 7213407), (19, 3416877), (27, 2404469), (57, 1138959), (171, 379653), (513, 126551)]