66804645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4943}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 115333632

約数和(自身を除く): 48528987

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 4943, 13515, 14829, 24715, 74145, 84031, 252093, 261979, 420155, 785937, 1260465, 1309895, 3929685, 4453643, 13360929, 22268215, 66804645]

約数ペア:

[(1, 66804645), (3, 22268215), (5, 13360929), (15, 4453643), (17, 3929685), (51, 1309895), (53, 1260465), (85, 785937), (159, 420155), (255, 261979), (265, 252093), (795, 84031), (901, 74145), (2703, 24715), (4505, 14829), (4943, 13515)]