201009172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{78889}}^1$

素因数の和:78920

約数の個数: 36

約数和(自身を含む): 440679540

約数和(自身を除く): 239670368

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 78889, 157778, 315556, 552223, 1025557, 1104446, 2051114, 2208892, 3865561, 4102228, 7178899, 7731122, 14357798, 15462244, 28715596, 50252293, 100504586, 201009172]

約数ペア:

[(1, 201009172), (2, 100504586), (4, 50252293), (7, 28715596), (13, 15462244), (14, 14357798), (26, 7731122), (28, 7178899), (49, 4102228), (52, 3865561), (91, 2208892), (98, 2051114), (182, 1104446), (196, 1025557), (364, 552223), (637, 315556), (1274, 157778), (2548, 78889)]