1278889449

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1\times {\mathrm{6427}}^1$

素因数の和:9940

約数の個数: 16

約数和(自身を含む): 1795726080

約数和(自身を除く): 516836631

約数列:

[1, 3, 19, 57, 3491, 6427, 10473, 19281, 66329, 122113, 198987, 366339, 22436657, 67309971, 426296483, 1278889449]

約数ペア:

[(1, 1278889449), (3, 426296483), (19, 67309971), (57, 22436657), (3491, 366339), (6427, 198987), (10473, 122113), (19281, 66329)]