1277646723

素因数分解:

$3^3\times {\mathrm{439}}^1\times {\mathrm{107791}}^1$

素因数の和:108239

約数の個数: 16

約数和(自身を含む): 1897139200

約数和(自身を除く): 619492477

約数列:

[1, 3, 9, 27, 439, 1317, 3951, 11853, 107791, 323373, 970119, 2910357, 47320249, 141960747, 425882241, 1277646723]

約数ペア:

[(1, 1277646723), (3, 425882241), (9, 141960747), (27, 47320249), (439, 2910357), (1317, 970119), (3951, 323373), (11853, 107791)]