64921155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^2$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 112058352

約数和(自身を除く): 47137197

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 577, 1731, 2885, 7501, 8655, 22503, 37505, 112515, 332929, 998787, 1664645, 4328077, 4993935, 12984231, 21640385, 64921155]

約数ペア:

[(1, 64921155), (3, 21640385), (5, 12984231), (13, 4993935), (15, 4328077), (39, 1664645), (65, 998787), (195, 332929), (577, 112515), (1731, 37505), (2885, 22503), (7501, 8655)]