66980654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{4019}}^1$

素因数の和:4675

約数の個数: 16

約数和(自身を含む): 108395280

約数和(自身を除く): 41414626

約数列:

[1, 2, 13, 26, 641, 1282, 4019, 8038, 8333, 16666, 52247, 104494, 2576179, 5152358, 33490327, 66980654]

約数ペア:

[(1, 66980654), (2, 33490327), (13, 5152358), (26, 2576179), (641, 104494), (1282, 52247), (4019, 16666), (8038, 8333)]