251151858

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{7309}}^1$

素因数の和:7423

約数の個数: 48

約数和(自身を含む): 574741440

約数和(自身を除く): 323589582

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 83, 138, 166, 207, 249, 414, 498, 747, 1494, 1909, 3818, 5727, 7309, 11454, 14618, 17181, 21927, 34362, 43854, 65781, 131562, 168107, 336214, 504321, 606647, 1008642, 1213294, 1512963, 1819941, 3025926, 3639882, 5459823, 10919646, 13952881, 27905762, 41858643, 83717286, 125575929, 251151858]

約数ペア:

[(1, 251151858), (2, 125575929), (3, 83717286), (6, 41858643), (9, 27905762), (18, 13952881), (23, 10919646), (46, 5459823), (69, 3639882), (83, 3025926), (138, 1819941), (166, 1512963), (207, 1213294), (249, 1008642), (414, 606647), (498, 504321), (747, 336214), (1494, 168107), (1909, 131562), (3818, 65781), (5727, 43854), (7309, 34362), (11454, 21927), (14618, 17181)]