66975377

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1439}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 78566400

約数和(自身を除く): 11591023

約数列:

[1, 7, 61, 109, 427, 763, 1439, 6649, 10073, 46543, 87779, 156851, 614453, 1097957, 9567911, 66975377]

約数ペア:

[(1, 66975377), (7, 9567911), (61, 1097957), (109, 614453), (427, 156851), (763, 87779), (1439, 46543), (6649, 10073)]