289443453

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 423360000

約数和(自身を除く): 133916547

約数列:

[1, 3, 13, 39, 107, 139, 321, 417, 499, 1391, 1497, 1807, 4173, 5421, 6487, 14873, 19461, 44619, 53393, 69361, 160179, 193349, 208083, 580047, 694109, 901693, 2082327, 2705079, 7421627, 22264881, 96481151, 289443453]

約数ペア:

[(1, 289443453), (3, 96481151), (13, 22264881), (39, 7421627), (107, 2705079), (139, 2082327), (321, 901693), (417, 694109), (499, 580047), (1391, 208083), (1497, 193349), (1807, 160179), (4173, 69361), (5421, 53393), (6487, 44619), (14873, 19461)]