157792886

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 252806400

約数和(自身を除く): 95013514

約数列:

[1, 2, 29, 43, 58, 86, 151, 302, 419, 838, 1247, 2494, 4379, 6493, 8758, 12151, 12986, 18017, 24302, 36034, 63269, 126538, 188297, 376594, 522493, 1044986, 1834801, 2720567, 3669602, 5441134, 78896443, 157792886]

約数ペア:

[(1, 157792886), (2, 78896443), (29, 5441134), (43, 3669602), (58, 2720567), (86, 1834801), (151, 1044986), (302, 522493), (419, 376594), (838, 188297), (1247, 126538), (2494, 63269), (4379, 36034), (6493, 24302), (8758, 18017), (12151, 12986)]