977981607

素因数分解:

$3^4\times {\mathrm{1427}}^1\times {\mathrm{8461}}^1$

素因数の和:9900

約数の個数: 20

約数和(自身を含む): 1462132056

約数和(自身を除く): 484150449

約数列:

[1, 3, 9, 27, 81, 1427, 4281, 8461, 12843, 25383, 38529, 76149, 115587, 228447, 685341, 12073847, 36221541, 108664623, 325993869, 977981607]

約数ペア:

[(1, 977981607), (3, 325993869), (9, 108664623), (27, 36221541), (81, 12073847), (1427, 685341), (4281, 228447), (8461, 115587), (12843, 76149), (25383, 38529)]