66721395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{593}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 115359552

約数和(自身を除く): 48638157

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 577, 593, 1731, 1779, 2885, 2965, 7501, 7709, 8655, 8895, 22503, 23127, 37505, 38545, 112515, 115635, 342161, 1026483, 1710805, 4448093, 5132415, 13344279, 22240465, 66721395]

約数ペア:

[(1, 66721395), (3, 22240465), (5, 13344279), (13, 5132415), (15, 4448093), (39, 1710805), (65, 1026483), (195, 342161), (577, 115635), (593, 112515), (1731, 38545), (1779, 37505), (2885, 23127), (2965, 22503), (7501, 8895), (7709, 8655)]