1211397117

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{15731}}^1$

素因数の和:15953

約数の個数: 32

約数和(自身を含む): 1953285120

約数和(自身を除く): 741888003

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 399, 579, 1351, 3667, 4053, 11001, 15731, 25669, 47193, 77007, 110117, 298889, 330351, 896667, 2092223, 3036083, 6276669, 9108249, 21252581, 57685577, 63757743, 173056731, 403799039, 1211397117]

約数ペア:

[(1, 1211397117), (3, 403799039), (7, 173056731), (19, 63757743), (21, 57685577), (57, 21252581), (133, 9108249), (193, 6276669), (399, 3036083), (579, 2092223), (1351, 896667), (3667, 330351), (4053, 298889), (11001, 110117), (15731, 77007), (25669, 47193)]