12871791

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{433}}^1$

素因数の和:812

約数の個数: 20

約数和(自身を含む): 19325152

約数和(自身を除く): 6453361

約数列:

[1, 3, 9, 27, 81, 367, 433, 1101, 1299, 3303, 3897, 9909, 11691, 29727, 35073, 158911, 476733, 1430199, 4290597, 12871791]

約数ペア:

[(1, 12871791), (3, 4290597), (9, 1430199), (27, 476733), (81, 158911), (367, 35073), (433, 29727), (1101, 11691), (1299, 9909), (3303, 3897)]