180400662

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{256981}}^1$

素因数の和:257005

約数の個数: 32

約数和(自身を含む): 431729760

約数和(自身を除く): 251329098

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 256981, 513962, 770943, 1541886, 2312829, 3340753, 4625658, 6681506, 6938487, 10022259, 13876974, 20044518, 30066777, 60133554, 90200331, 180400662]

約数ペア:

[(1, 180400662), (2, 90200331), (3, 60133554), (6, 30066777), (9, 20044518), (13, 13876974), (18, 10022259), (26, 6938487), (27, 6681506), (39, 4625658), (54, 3340753), (78, 2312829), (117, 1541886), (234, 770943), (351, 513962), (702, 256981)]