159572889

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13841}}^1$

素因数の和:13918

約数の個数: 32

約数和(自身を含む): 274625280

約数和(自身を除く): 115052391

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 11529, 13841, 41523, 96887, 124569, 290661, 373707, 844301, 871983, 2532903, 2615949, 5910107, 7598709, 17730321, 22796127, 53190963, 159572889]

約数ペア:

[(1, 159572889), (3, 53190963), (7, 22796127), (9, 17730321), (21, 7598709), (27, 5910107), (61, 2615949), (63, 2532903), (183, 871983), (189, 844301), (427, 373707), (549, 290661), (1281, 124569), (1647, 96887), (3843, 41523), (11529, 13841)]