128236485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1439}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 221598720

約数和(自身を除く): 93362235

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 457, 1371, 1439, 2285, 4317, 5941, 6855, 7195, 17823, 18707, 21585, 29705, 56121, 89115, 93535, 280605, 657623, 1972869, 3288115, 8549099, 9864345, 25647297, 42745495, 128236485]

約数ペア:

[(1, 128236485), (3, 42745495), (5, 25647297), (13, 9864345), (15, 8549099), (39, 3288115), (65, 1972869), (195, 657623), (457, 280605), (1371, 93535), (1439, 89115), (2285, 56121), (4317, 29705), (5941, 21585), (6855, 18707), (7195, 17823)]