1888897899

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{36109}}^1$

素因数の和:36219

約数の個数: 32

約数和(自身を含む): 2995107840

約数和(自身を除く): 1106209941

約数列:

[1, 3, 7, 21, 47, 53, 141, 159, 329, 371, 987, 1113, 2491, 7473, 17437, 36109, 52311, 108327, 252763, 758289, 1697123, 1913777, 5091369, 5741331, 11879861, 13396439, 35639583, 40189317, 89947519, 269842557, 629632633, 1888897899]

約数ペア:

[(1, 1888897899), (3, 629632633), (7, 269842557), (21, 89947519), (47, 40189317), (53, 35639583), (141, 13396439), (159, 11879861), (329, 5741331), (371, 5091369), (987, 1913777), (1113, 1697123), (2491, 758289), (7473, 252763), (17437, 108327), (36109, 52311)]