66966697

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1619}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 80870400

約数和(自身を除く): 13903703

約数列:

[1, 7, 19, 133, 311, 1619, 2177, 5909, 11333, 30761, 41363, 215327, 503509, 3524563, 9566671, 66966697]

約数ペア:

[(1, 66966697), (7, 9566671), (19, 3524563), (133, 503509), (311, 215327), (1619, 41363), (2177, 30761), (5909, 11333)]